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| 1 | - | #include<stdio.h> |
| 1 | + | #include "graphics.h" |
| 2 | - | #include "graphics.h" |
| 2 | + | #include "process.h" |
| 3 | - | #include "conio.h" |
| 3 | + | #include "dos.h" |
| 4 | - | #include "process.h" |
| 4 | + | #include "iostream" |
| 5 | - | #include "stdlib.h" |
| 5 | + | |
| 6 | - | #include "math.h" |
| 6 | + | int P, W = 30, H = 200, D = 50, N = 6, X = 400, Y = 50; |
| 7 | - | #include "dos.h" |
| 7 | + | #define M_PI 3.14 |
| 8 | - | #include "iostream" |
| 8 | + | void menu(); |
| 9 | struct Diem | |
| 10 | - | int P,W=30,H=200,D=50,N=6,X=400,Y=50; |
| 10 | + | {
|
| 11 | - | void menu(); |
| 11 | + | int x, y; |
| 12 | - | struct Diem |
| 12 | + | }; |
| 13 | - | { int x,y;
|
| 13 | + | void hcos() |
| 14 | - | }; |
| 14 | + | {
|
| 15 | - | void hcos() |
| 15 | + | int mh = 0, mode = 2; |
| 16 | - | {
|
| 16 | + | initgraph(&mh, &mode, ""); |
| 17 | - | int mh=0,mode=2; |
| 17 | + | setbkcolor(BLUE); |
| 18 | - | initgraph(&mh,&mode,""); |
| 18 | + | settextstyle(5, 0, 10); |
| 19 | - | setbkcolor(BLUE); |
| 19 | + | outtextxy(220, 30, " Do thi ham so y = cos(x)"); |
| 20 | - | settextstyle(5,0,10); |
| 20 | + | setviewport(getmaxx() / 8, getmaxy() / 8, 7 * getmaxx() / 8, 7 * getmaxy() / 8, 1); |
| 21 | - | outtextxy(220,30," Do thi ham so y = cos(x)"); |
| 21 | + | rectangle(0, 0, 3 * getmaxx() / 4, 3 * getmaxy() / 4); |
| 22 | - | setviewport(getmaxx()/8,getmaxy()/8,7*getmaxx()/8,7*getmaxy()/8,1); |
| 22 | + | setfillstyle(1, YELLOW);//chon kieu duong |
| 23 | - | rectangle(0,0,3*getmaxx()/4,3*getmaxy()/4); |
| 23 | + | floodfill(getmaxx() / 2, getmaxy() / 2, YELLOW); |
| 24 | - | setfillstyle(1,YELLOW);//chon kieu duong |
| 24 | + | setviewport(getmaxx() / 2, getmaxy() / 2, 7 * getmaxx() / 8, 7 * getmaxy() / 8, 0); |
| 25 | - | floodfill(getmaxx()/2,getmaxy()/2,YELLOW); |
| 25 | + | setcolor(BLUE); |
| 26 | - | setviewport(getmaxx()/2,getmaxy()/2,7*getmaxx()/8,7*getmaxy()/8,0); |
| 26 | + | line(-3 * (getmaxx() / 8), 0, 3 * getmaxx() / 8, 0); |
| 27 | - | setcolor(BLUE); |
| 27 | + | line(0, -3 * (getmaxy() / 8), 0, 3 * getmaxy() / 8); |
| 28 | - | line(-3*(getmaxx()/8),0,3*getmaxx()/8,0); |
| 28 | + | outtextxy(0, 0, "(0,0)"); |
| 29 | - | line(0,-3*(getmaxy()/8),0,3*getmaxy()/8); |
| 29 | + | outtextxy(3 * (getmaxx() / 8) - 7, 0, "x"); |
| 30 | - | outtextxy(0,0,"(0,0)"); |
| 30 | + | outtextxy(0, -3 * (getmaxy() / 8) - 7, "y"); |
| 31 | - | outtextxy(3*(getmaxx()/8)-7,0,"x"); |
| 31 | + | int x, y; |
| 32 | - | outtextxy(0,-3*(getmaxy()/8)-7,"y"); |
| 32 | + | for (int i = -400; i <= 400; ++i) |
| 33 | - | int x,y; |
| 33 | + | {
|
| 34 | - | for(int i=-400;i<=400;++i) |
| 34 | + | //x=2*M_PI*i*20/200; |
| 35 | - | {
|
| 35 | + | x = 2 * M_PI*i * 20 / 200; |
| 36 | - | //x=2*M_PI*i*20/200; |
| 36 | + | y = -2000 * cos(2 * M_PI*i / 200) / 60; |
| 37 | - | x=2*M_PI*i*20/200; |
| 37 | + | putpixel(x, y, RED); |
| 38 | - | y=-2000*cos(2*M_PI*i/200)/60; |
| 38 | + | delay(10); |
| 39 | - | putpixel(x,y,RED); |
| 39 | + | } |
| 40 | - | delay(10); |
| 40 | + | setcolor(WHITE); |
| 41 | - | } |
| 41 | + | outtextxy(220, 200, " Thoat ESC"); |
| 42 | - | setcolor(WHITE); |
| 42 | + | char c; |
| 43 | - | outtextxy(220,200," Thoat ESC"); |
| 43 | + | c = getch(); |
| 44 | - | char c; |
| 44 | + | if (c == 27) |
| 45 | - | c=getch(); |
| 45 | + | {
|
| 46 | - | if(c==27) |
| 46 | + | closegraph(); |
| 47 | - | {
|
| 47 | + | menu(); |
| 48 | - | closegraph(); |
| 48 | + | } |
| 49 | - | menu(); |
| 49 | + | } |
| 50 | - | } |
| 50 | + | void hsin() |
| 51 | - | } |
| 51 | + | {
|
| 52 | - | void hsin() |
| 52 | + | int mh = 0, mode = 2; |
| 53 | - | {
|
| 53 | + | initgraph(&mh, &mode, ""); |
| 54 | - | int mh=0,mode=2; |
| 54 | + | setbkcolor(GREEN); |
| 55 | - | initgraph(&mh,&mode,""); |
| 55 | + | settextstyle(5, 0, 10); |
| 56 | - | setbkcolor(GREEN); |
| 56 | + | outtextxy(220, 30, " Do thi ham so y = sin(x)"); |
| 57 | - | settextstyle(5,0,10); |
| 57 | + | setviewport(getmaxx() / 8, getmaxy() / 8, 7 * getmaxx() / 8, 7 * getmaxy() / 8, 1); |
| 58 | - | outtextxy(220,30," Do thi ham so y = sin(x)"); |
| 58 | + | rectangle(0, 0, 3 * getmaxx() / 4, 3 * getmaxy() / 4); |
| 59 | - | setviewport(getmaxx()/8,getmaxy()/8,7*getmaxx()/8,7*getmaxy()/8,1); |
| 59 | + | setfillstyle(1, BLUE); |
| 60 | - | rectangle(0,0,3*getmaxx()/4,3*getmaxy()/4); |
| 60 | + | floodfill(getmaxx() / 2, getmaxy() / 2, YELLOW); |
| 61 | - | setfillstyle(1,BLUE); |
| 61 | + | setviewport(getmaxx() / 2, getmaxy() / 2, 7 * getmaxx() / 8, 7 * getmaxy() / 8, 0); |
| 62 | - | floodfill(getmaxx()/2,getmaxy()/2,YELLOW); |
| 62 | + | setcolor(BLACK); |
| 63 | - | setviewport(getmaxx()/2,getmaxy()/2,7*getmaxx()/8,7*getmaxy()/8,0); |
| 63 | + | line(-3 * (getmaxx() / 8), 0, 3 * getmaxx() / 8, 0); |
| 64 | - | setcolor(BLACK); |
| 64 | + | line(0, -3 * (getmaxy() / 8), 0, 3 * getmaxy() / 8); |
| 65 | - | line(-3*(getmaxx()/8),0,3*getmaxx()/8,0); |
| 65 | + | outtextxy(0, 0, "(0,0)"); |
| 66 | - | line(0,-3*(getmaxy()/8),0,3*getmaxy()/8); |
| 66 | + | outtextxy(3 * (getmaxx() / 8) - 7, 0, "x"); |
| 67 | - | outtextxy(0,0,"(0,0)"); |
| 67 | + | outtextxy(0, -3 * (getmaxy() / 8) - 7, "y"); |
| 68 | - | outtextxy(3*(getmaxx()/8)-7,0,"x"); |
| 68 | + | int x, y; |
| 69 | - | outtextxy(0,-3*(getmaxy()/8)-7,"y"); |
| 69 | + | for (int i = -400; i <= 400; ++i) |
| 70 | - | int x,y; |
| 70 | + | {
|
| 71 | - | for(int i=-400;i<=400;++i) |
| 71 | + | x = 2 * M_PI*i * 20 / 200; |
| 72 | - | {
|
| 72 | + | y = -2000 * sin(2 * M_PI*i / 200) / 60; |
| 73 | - | x=2*M_PI*i*20/200; |
| 73 | + | putpixel(x, y, RED); |
| 74 | - | y=-2000*sin(2*M_PI*i/200)/60; |
| 74 | + | delay(10); |
| 75 | - | putpixel(x,y,RED); |
| 75 | + | } |
| 76 | - | delay(10); |
| 76 | + | setcolor(WHITE); |
| 77 | - | } |
| 77 | + | outtextxy(220, 200, " Thoat ESC"); |
| 78 | - | setcolor(WHITE); |
| 78 | + | char c; |
| 79 | - | outtextxy(220,200," Thoat ESC"); |
| 79 | + | c = getch(); |
| 80 | - | char c; |
| 80 | + | if (c == 27) |
| 81 | - | c=getch(); |
| 81 | + | {
|
| 82 | - | if(c==27) |
| 82 | + | closegraph(); |
| 83 | - | {
|
| 83 | + | menu(); |
| 84 | - | closegraph(); |
| 84 | + | } |
| 85 | - | menu(); |
| 85 | + | } |
| 86 | - | } |
| 86 | + | unsigned int visualpage, centre, stangle, endangle; |
| 87 | - | } |
| 87 | + | void init() |
| 88 | - | int a0,a1,r,r1,r2,r3,r4,r5,r6; |
| 88 | + | {
|
| 89 | - | int y1,xc,yc,x1,x2,y2,x3,y3,x4,y4,x5,y5; |
| 89 | + | int a0, a1, r, r1, r2, r3, r4, r5, r6; |
| 90 | - | unsigned int visualpage,centre,stangle,endangle; |
| 90 | + | int y1, xc, yc, x1, x2, y2, x3, y3, x4, y4, x5, y5; |
| 91 | - | void init() |
| 91 | + | int mh = 0, mode = 2; |
| 92 | - | {
|
| 92 | + | initgraph(&mh, &mode, ""); |
| 93 | - | int mh=0,mode=2; |
| 93 | + | setbkcolor(WHITE); |
| 94 | - | initgraph(&mh,&mode,""); |
| 94 | + | setcolor(RED); |
| 95 | - | setbkcolor(WHITE); |
| 95 | + | outtextxy(10, 10, "Bam phim Esc de thoat"); |
| 96 | - | setcolor(RED); |
| 96 | + | setcolor(YELLOW); |
| 97 | - | outtextxy(10,10,"Bam phim Esc de thoat"); |
| 97 | + | setfillstyle(1, 5); |
| 98 | - | setcolor(YELLOW); |
| 98 | + | centre = getmaxx() / 2; |
| 99 | - | setfillstyle(1,5); |
| 99 | + | r = getmaxy() / 8; |
| 100 | - | centre=getmaxx()/2; |
| 100 | + | r1 = 1 + r / 2; |
| 101 | - | r=getmaxy()/8; |
| 101 | + | r2 = 1 + r / 4; |
| 102 | - | r1=1+r/2; |
| 102 | + | r1 = r / 10; |
| 103 | - | r2=1+r/4; |
| 103 | + | xc = centre - r1; |
| 104 | - | r1=r/10; |
| 104 | + | yc = 180 - r; |
| 105 | - | xc=centre-r1; |
| 105 | + | x1 = xc - (r + r1) / 2 + 5; |
| 106 | - | yc=180-r; |
| 106 | + | y1 = yc - (r + r1)*sqrt(3 / 4) + 5; |
| 107 | - | x1=xc-(r+r1)/2+5; |
| 107 | + | x2 = xc - (r + r2); y2 = yc - 10; |
| 108 | - | y1=yc-(r+r1)*sqrt(3/4)+5; |
| 108 | + | x3 = xc + (r + r2) / 2; |
| 109 | - | x2=xc-(r+r2);y2=yc-10; |
| 109 | + | y3 = yc - (r + r2)*sqrt(3 / 4) + 10; |
| 110 | - | x3=xc+(r+r2)/2; |
| 110 | + | x4 = x1 - (r1 / 2)*sqrt(3 / 4) + 1; |
| 111 | - | y3=yc-(r+r2)*sqrt(3/4)+10; |
| 111 | + | y4 = y1 + (r1 / 2) - 7; |
| 112 | - | x4=x1-(r1/2)*sqrt(3/4)+1; |
| 112 | + | x5 = x1 + (r1 / 2)*sqrt(3 / 4) - 1; |
| 113 | - | y4=y1+(r1/2)-7; |
| 113 | + | y5 = y1 - (r1 / 2) + 7; |
| 114 | - | x5=x1+(r1/2)*sqrt(3/4)-1; |
| 114 | + | stangle = 270; |
| 115 | - | y5=y1-(r1/2)+7; |
| 115 | + | endangle = 340; |
| 116 | - | stangle=270; |
| 116 | + | } |
| 117 | - | endangle=340; |
| 117 | + | void bacnhat() |
| 118 | - | } |
| 118 | + | {
|
| 119 | - | void bacnhat() |
| 119 | + | int mh = 0, mode = 2, a, b; |
| 120 | - | {
|
| 120 | + | initgraph(&mh, &mode, ""); |
| 121 | - | int mh=0,mode=2,a,b; |
| 121 | + | setbkcolor(BLUE); |
| 122 | - | initgraph(&mh,&mode,""); |
| 122 | + | outtextxy(220, 10, " Do thi ham so y = ax+b"); |
| 123 | - | setbkcolor(BLUE); |
| 123 | + | cout << "\n"; |
| 124 | - | outtextxy(220,10," Do thi ham so y = ax+b"); |
| 124 | + | cout << " Nhap a= "; |
| 125 | - | cout<<"\n"; |
| 125 | + | cin >> a; |
| 126 | - | cout <<" Nhap a= "; |
| 126 | + | cout << "\n"; |
| 127 | - | cin >>a; |
| 127 | + | cout << " Nhap b= "; |
| 128 | - | cout <<"\n"; |
| 128 | + | cin >> b; |
| 129 | - | cout <<" Nhap b= "; |
| 129 | + | settextstyle(5, 0, 10); |
| 130 | - | cin>>b; |
| 130 | + | setviewport(getmaxx() / 2, getmaxy() / 2, getmaxx(), getmaxy(), 0); |
| 131 | - | settextstyle(5,0,10); |
| 131 | + | setcolor(WHITE); |
| 132 | - | setviewport(getmaxx()/2,getmaxy()/2,getmaxx(),get maxy(),0); |
| 132 | + | line(-(getmaxx() / 2), 0, getmaxx() / 2, 0); |
| 133 | - | setcolor(WHITE); |
| 133 | + | line(0, -(getmaxy() / 2), 0, getmaxy() / 2); |
| 134 | - | line(-(getmaxx()/2),0,getmaxx()/2,0); |
| 134 | + | outtextxy(0, 0, "(0,0)"); |
| 135 | - | line(0,-(getmaxy()/2),0,getmaxy()/2); |
| 135 | + | outtextxy((getmaxx() / 2) - 10, 0, "x"); |
| 136 | - | outtextxy(0,0,"(0,0)"); |
| 136 | + | outtextxy(0, (getmaxy() / 2) - 10, "y"); |
| 137 | - | outtextxy((getmaxx()/2)-10,0,"x"); |
| 137 | + | setcolor(YELLOW); |
| 138 | - | outtextxy(0,(getmaxy()/2)-10,"y"); |
| 138 | + | line(-(getmaxx() / 2) * 10, (a*(-1)*(getmaxy() / 2) + b) * 10, (getmaxx() / 2) * 10, (a*(getmaxy() / 2) + b) * 10); |
| 139 | - | setcolor(YELLOW); |
| 139 | + | delay(40); |
| 140 | - | line(-(getmaxx()/2)*10,(a*(-1)*(getmaxy()/2)+b)*10,(getmaxx()/2)*10,(a*(getm axy()/2)+b)*10); |
| 140 | + | outtextxy(200, (getmaxy() / 2) - 30, "Thoat: ESC "); |
| 141 | - | delay(40); |
| 141 | + | char c; |
| 142 | - | outtextxy(200,(getmaxy()/2)-30,"Thoat: ESC "); |
| 142 | + | c = getch(); |
| 143 | - | char c; |
| 143 | + | if (c == 27) |
| 144 | - | c=getch(); |
| 144 | + | {
|
| 145 | - | if(c==27) |
| 145 | + | closegraph(); |
| 146 | - | {
|
| 146 | + | menu(); |
| 147 | - | closegraph(); |
| 147 | + | } |
| 148 | - | menu(); |
| 148 | + | } |
| 149 | - | } |
| 149 | + | void parabol() |
| 150 | - | } |
| 150 | + | {
|
| 151 | - | void parabol() |
| 151 | + | int mh = 0, mode = 2, a, b, e, w, t; |
| 152 | - | {
|
| 152 | + | initgraph(&mh, &mode, ""); |
| 153 | - | int mh=0,mode=2,a,b,e,w,t; |
| 153 | + | setbkcolor(BLUE); |
| 154 | - | initgraph(&mh,&mode,""); |
| 154 | + | settextstyle(5, 0, 10); |
| 155 | - | setbkcolor(BLUE); |
| 155 | + | outtextxy(220, 30, " Do thi ham so y = a*x*x+bx+c"); |
| 156 | - | settextstyle(5,0,10); |
| 156 | + | cout << "\n"; |
| 157 | - | outtextxy(220,30," Do thi ham so y = a*x*x+bx+c"); |
| 157 | + | cout << " Nhap a="; |
| 158 | - | cout<<"\n"; |
| 158 | + | cin >> a; |
| 159 | - | cout<<" Nhap a="; |
| 159 | + | cout << " Nhap b="; |
| 160 | - | cin>>a; |
| 160 | + | cin >> b; |
| 161 | - | cout<<" Nhap b="; |
| 161 | + | cout << " Nhap c="; |
| 162 | - | cin>>b; |
| 162 | + | cin >> e; |
| 163 | - | cout<<" Nhap c="; |
| 163 | + | w = (b*b - 4 * a*e) / 2 * a; |
| 164 | - | cin>>e; |
| 164 | + | t = -b / (2 * a); |
| 165 | - | w=(b*b-4*a*e)/2*a; |
| 165 | + | setviewport(getmaxx() / 2, getmaxy() / 2, getmaxx(), getmaxy(), 0); |
| 166 | - | t= -b/(2*a); |
| 166 | + | line(-(getmaxx() / 2), -w, getmaxx() / 2, -w); |
| 167 | - | setviewport(getmaxx()/2,getmaxy()/2,getmaxx(),get maxy(),0); |
| 167 | + | line(-t, -(getmaxy() / 2), -t, getmaxy() / 2); |
| 168 | - | line(-(getmaxx()/2),-w,getmaxx()/2,-w); |
| 168 | + | outtextxy(0, 0, "(0,0)"); |
| 169 | - | line(-t,-(getmaxy()/2),-t,getmaxy()/2); |
| 169 | + | outtextxy((getmaxx() / 2) - 10, 0, "x"); |
| 170 | - | outtextxy(0,0,"(0,0)"); |
| 170 | + | outtextxy(0, (getmaxy() / 2) - 10, "y"); |
| 171 | - | outtextxy((getmaxx()/2)-10,0,"x"); |
| 171 | + | float x, y, j; |
| 172 | - | outtextxy(0,(getmaxy()/2)-10,"y"); |
| 172 | + | for (int i = -200; i <= 200; ++i) |
| 173 | - | float x,y,j; |
| 173 | + | {
|
| 174 | - | for(int i=-200;i<=200;++i) |
| 174 | + | x = i; |
| 175 | - | {
|
| 175 | + | y = -a*pow(x, 2) - b*x - e; j = y; |
| 176 | - | x=i; |
| 176 | + | putpixel(x, j, YELLOW); |
| 177 | - | y=-a*pow(x,2)-b*x-e; j=y; |
| 177 | + | // delay(0); |
| 178 | - | putpixel(x,j,YELLOW); |
| 178 | + | } outtextxy(200, (getmaxy() / 2) - 30, "Thoat: ESC "); |
| 179 | - | // delay(0); |
| 179 | + | char c; |
| 180 | - | } outtextxy(200,(getmaxy()/2)-30,"Thoat: ESC "); |
| 180 | + | |
| 181 | - | char c; |
| 181 | + | c = getch(); |
| 182 | - | |
| 182 | + | if (c == 27) |
| 183 | - | c=getch(); |
| 183 | + | {
|
| 184 | - | if(c==27) |
| 184 | + | closegraph(); |
| 185 | - | {
|
| 185 | + | menu(); |
| 186 | - | closegraph(); |
| 186 | + | } |
| 187 | - | menu(); |
| 187 | + | } |
| 188 | - | } |
| 188 | + | void hambac3() |
| 189 | - | } |
| 189 | + | {
|
| 190 | - | void hambac3() |
| 190 | + | int mh = 0, mode = 0, a, b, d, e; |
| 191 | - | {
|
| 191 | + | initgraph(&mh, &mode, ""); |
| 192 | - | int mh=0,mode=0,a,b,d,e; |
| 192 | + | setbkcolor(BLUE); |
| 193 | - | initgraph(&mh,&mode,""); |
| 193 | + | settextstyle(5, 0, 10); |
| 194 | - | setbkcolor(BLUE); |
| 194 | + | outtextxy(220, 30, " Do thi ham so y = a*x*x*x"); |
| 195 | - | settextstyle(5,0,10); |
| 195 | + | cout << "Nhap a="; cin >> a; |
| 196 | - | outtextxy(220,30," Do thi ham so y = a*x*x*x"); |
| 196 | + | setviewport(getmaxx() / 2, getmaxy() / 2, getmaxx(), getmaxy(), 0); |
| 197 | - | cout<<"Nhap a="; cin>>a; |
| 197 | + | line(-(getmaxx() / 2), 0, getmaxx() / 2, 0); |
| 198 | - | setviewport(getmaxx()/2,getmaxy()/2,getmaxx(),getmaxy(),0); |
| 198 | + | line(0, -(getmaxy() / 2), 0, getmaxy() / 2); |
| 199 | - | line(-(getmaxx()/2),0,getmaxx()/2,0); |
| 199 | + | outtextxy(0, 0, "(0,0)"); |
| 200 | - | line(0,-(getmaxy()/2),0,getmaxy()/2); |
| 200 | + | outtextxy((getmaxx() / 2) - 10, 0, "x"); |
| 201 | - | outtextxy(0,0,"(0,0)"); |
| 201 | + | outtextxy(0, (getmaxy() / 2) - 10, "y"); |
| 202 | - | outtextxy((getmaxx()/2)-10,0,"x"); |
| 202 | + | float x, y, j; |
| 203 | - | outtextxy(0,(getmaxy()/2)-10,"y"); |
| 203 | + | for (int i = -200; i <= 200; ++i) |
| 204 | - | float x,y,j; |
| 204 | + | {
|
| 205 | - | for(int i=-200;i<=200;++i) |
| 205 | + | x = i; |
| 206 | - | {
|
| 206 | + | y = a*pow(x, 3); j = y / 4000; |
| 207 | - | x=i; |
| 207 | + | putpixel(x, j, YELLOW); |
| 208 | - | y=a*pow(x,3); j=y/4000; |
| 208 | + | delay(10); |
| 209 | - | putpixel(x,j,YELLOW); |
| 209 | + | } |
| 210 | - | delay(10); |
| 210 | + | outtextxy(200, (getmaxy() / 2) - 30, "Thoat: ESC "); |
| 211 | - | } |
| 211 | + | char c; |
| 212 | - | outtextxy(200,(getmaxy()/2)-30,"Thoat: ESC "); |
| 212 | + | c = getch(); |
| 213 | - | char c; |
| 213 | + | if (c == 27) |
| 214 | - | c=getch(); |
| 214 | + | {
|
| 215 | - | if(c==27) |
| 215 | + | closegraph(); |
| 216 | - | {
|
| 216 | + | menu(); |
| 217 | - | closegraph(); |
| 217 | + | } |
| 218 | - | menu(); |
| 218 | + | } |
| 219 | - | } |
| 219 | + | void goi(int h) |
| 220 | - | } |
| 220 | + | {
|
| 221 | - | void goi(int h) |
| 221 | + | if (h == 1) hsin(); |
| 222 | - | {
|
| 222 | + | if (h == 2) hcos(); |
| 223 | - | if(h==1) hsin(); |
| 223 | + | if (h == 3) bacnhat(); |
| 224 | - | if(h==2) hcos(); |
| 224 | + | if (h == 4) parabol(); |
| 225 | - | if(h==3) bacnhat(); |
| 225 | + | if (h == 5) hambac3(); |
| 226 | - | if(h==4) parabol(); |
| 226 | + | } |
| 227 | - | if(h==5) hambac3(); |
| 227 | + | void Ve(int P) |
| 228 | - | } |
| 228 | + | {
|
| 229 | - | void Ve(int P) |
| 229 | + | int i; |
| 230 | - | {
|
| 230 | + | for (i = 0; i<N; ++i) |
| 231 | - | int i; |
| 231 | + | {
|
| 232 | - | for(i=0;i<N;++i) |
| 232 | + | setbkcolor(1); setcolor(3); |
| 233 | - | {
|
| 233 | + | line(X - H, Y + i*D, X - H, Y + i*D + W); |
| 234 | - | setbkcolor(1);setcolor(3); |
| 234 | + | line(X - H, Y + i*D, X, Y + i*D); |
| 235 | - | line(X-H,Y+i*D,X-H,Y+i*D+W); |
| 235 | + | line(X, Y + i*D, X, Y + i*D + W); |
| 236 | - | line(X-H,Y+i*D,X,Y+i*D); |
| 236 | + | line(X - H, Y + i*D + W, X, Y + i*D + W); |
| 237 | - | line(X,Y+i*D,X,Y+i*D+W); |
| 237 | + | setcolor(4); |
| 238 | - | line(X-H,Y+i*D+W,X,Y+i*D+W); |
| 238 | + | if (i == 0) outtextxy(220, 60, "Do thi ham so sin(x)"); |
| 239 | - | setcolor(4); |
| 239 | + | if (i == 1) outtextxy(220, 110, "Do thi ham so cos(x)"); |
| 240 | - | if (i==0) outtextxy(220,60,"Do thi ham so sin(x)"); |
| 240 | + | if (i == 2) outtextxy(220, 160, "Do thi ham bac nhat"); |
| 241 | - | if (i==1) outtextxy(220,110,"Do thi ham so cos(x)"); |
| 241 | + | if (i == 3) outtextxy(220, 210, "Do thi ham bac hai"); |
| 242 | - | if (i==2) outtextxy(220,160,"Do thi ham bac nhat"); |
| 242 | + | if (i == 4) outtextxy(220, 260, " Ham bac ba"); |
| 243 | - | if (i==3) outtextxy(220,210,"Do thi ham bac hai"); |
| 243 | + | if (i == 5) outtextxy(220, 310, " Thoat chuong trinh"); |
| 244 | - | if (i==4) outtextxy(220,260," Ham bac ba"); |
| 244 | + | outtextxy(100, 360, " SVTH: Phi Thi Hai Yen"); |
| 245 | - | if (i==5) outtextxy(220,310," Thoat chuong trinh"); |
| 245 | + | } |
| 246 | - | outtextxy(100,360," SVTH: Phi Thi Hai Yen"); |
| 246 | + | setcolor(15); |
| 247 | - | } |
| 247 | + | line(X - H, Y + (P - 1)*D, X - H, Y + (P - 1)*D + W); |
| 248 | - | setcolor(15); |
| 248 | + | line(X - H, Y + (P - 1)*D, X, Y + (P - 1)*D); |
| 249 | - | line(X-H,Y+(P-1)*D,X-H,Y+(P-1)*D+W); |
| 249 | + | setcolor(8); |
| 250 | - | line(X-H,Y+(P-1)*D,X,Y+(P-1)*D); |
| 250 | + | line(X, Y + (P - 1)*D, X, Y + (P - 1)*D + W); |
| 251 | - | setcolor(8); |
| 251 | + | line(X - H, Y + (P - 1)*D + W, X, Y + (P - 1)*D + W); |
| 252 | - | line(X,Y+(P-1)*D,X,Y+(P-1)*D+W); |
| 252 | + | } |
| 253 | - | line(X-H,Y+(P-1)*D+W,X,Y+(P-1)*D+W); |
| 253 | + | |
| 254 | - | } |
| 254 | + | void main() |
| 255 | - | |
| 255 | + | {
|
| 256 | - | void main() |
| 256 | + | P = 1; |
| 257 | - | {
|
| 257 | + | menu(); |
| 258 | - | P=1; |
| 258 | + | getch(); |
| 259 | - | menu(); |
| 259 | + | } |
| 260 | - | getch(); |
| 260 | + | void menu() |
| 261 | - | } |
| 261 | + | {
|
| 262 | - | void menu() |
| 262 | + | int mh = 0, mode = 2; |
| 263 | - | {
|
| 263 | + | char c; |
| 264 | - | int mh=0,mode=2; |
| 264 | + | initgraph(&mh, &mode, "D:\TC\bin"); |
| 265 | - | char c; |
| 265 | + | outtextxy(200, 20, "DO THI MOT SO HAM SO SO CAP"); |
| 266 | - | initgraph(&mh,&mode,"D:\TC\bin"); |
| 266 | + | Ve(P); |
| 267 | - | outtextxy(200,20,"DO THI MOT SO HAM SO SO CAP"); |
| 267 | + | do |
| 268 | - | Ve(P); |
| 268 | + | {
|
| 269 | - | do |
| 269 | + | c = getch(); |
| 270 | - | {
|
| 270 | + | if (c == 13) |
| 271 | - | c=getch(); |
| 271 | + | {
|
| 272 | - | if (c==13) {
|
| 272 | + | closegraph(); |
| 273 | - | closegraph(); |
| 273 | + | if (P == 6) exit(0); |
| 274 | - | if (P==6) exit(0); |
| 274 | + | else |
| 275 | - | else |
| 275 | + | goi(P); |
| 276 | - | goi(P); |
| 276 | + | } |
| 277 | - | } |
| 277 | + | if (c == 72) |
| 278 | - | if (c==72) |
| 278 | + | if (P>1) |
| 279 | - | if (P>1) |
| 279 | + | {
|
| 280 | - | {
|
| 280 | + | P -= 1; |
| 281 | - | P-=1; |
| 281 | + | Ve(P); |
| 282 | - | Ve(P); |
| 282 | + | } |
| 283 | - | } |
| 283 | + | else |
| 284 | - | else {
|
| 284 | + | {
|
| 285 | - | P=N; |
| 285 | + | P = N; |
| 286 | - | Ve(P); |
| 286 | + | Ve(P); |
| 287 | - | } |
| 287 | + | } |
| 288 | - | if (c==80) if (P<N) |
| 288 | + | if (c == 80) if (P<N) |
| 289 | - | {
|
| 289 | + | {
|
| 290 | - | P+=1; |
| 290 | + | P += 1; |
| 291 | - | Ve(P); |
| 291 | + | Ve(P); |
| 292 | - | } else |
| 292 | + | } |
| 293 | - | {
|
| 293 | + | else |
| 294 | - | P=1; |
| 294 | + | {
|
| 295 | - | Ve(P); |
| 295 | + | P = 1; |
| 296 | - | } |
| 296 | + | Ve(P); |
| 297 | - | } |
| 297 | + | } |
| 298 | - | while (1); |
| 298 | + | } while (1); |
| 299 | - | } |
| 299 | + | } |