Match 3

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define SIZE 10
char matrix[SIZE][SIZE] = {
                {'$','@','*','%','&','#','@','#','#','@'},
                {'%','$','@','%','#','%','@','*','&','*'},
                {'#','*','&','*','#','@','@','&','%','@'},
                {'%','@','*','$','%','&','#','*','@','&'},
                {'$','*','&','&','&','@','#','%','*','*'},
                {'#','#','@','#','&','%','*','$','#','#'},
                {'&','$','$','#','@','#','@','$','%','*'},
                {'@','$','$','*','&','$','#','*','#','*'},
                {'%','$','*','@','&','@','&','#','#','#'},
                {'#','@','%','*','#','&','#','$','%','#'}
            };
char arr[] = {'@','#','$','%','&','*'};
int i,j,k,m,n;
int mxa=10,mya=10,mxb=10,myb=10,play=1;
char chx;
int main(int argc, char *argv[]) {
    srand(time(NULL));
    reCreateMatrix();
    system("PAUSE");
    return 0;
}
// to make the game feel more animated
waitForIt() { int n; for(n=0;n<30000000;n++); }
// to make the game feel more animated
waitForIt2(int times) { int n; for(n=0;n<30000000*times;n++); }
reCreateMatrix() {
    char r;
    for (i=0; i<SIZE-1; i++) {
        for (j=0;j<SIZE;j++) {
            r = rand_lim(5); // 0 to 5
            matrix[i][j] = arr[r];
        }
    }
    waitForIt();
    doIt();
}
doIt() {
    system("cls");
    if(mxa<10||mya<10||mxb<10||myb<10) {
         chx = matrix[mxa][mya];
         matrix[mxa][mya] = matrix[mxb][myb];
         matrix[mxb][myb] = chx;
    }
    int x = 0;
    while(x<SIZE) {
         // Remove vertical matches
        removeVerticals();
        // Remove horizontal matches
        removeHorizontals();
        // Move down
        moveDown(1);
        printf("Ran : %d",x);
        x++;
    }

    //system("cls"); printScreen();
    /*
    printf("Move from:\n");
    printf("Enter X:\n");
    scanf("%d",&mxa);
    printf("Enter Y:\n");
    scanf("%d",&mya);
    printf("Move to:\n");
    printf("Enter X:\n");
    scanf("%d",&mxb);
    printf("Enter Y:\n");
    scanf("%d",&myb);
    play=0;
    if(mxa>9||mya>9||mxb>9||myb>9) {
         printf("Enter a number less than 10 for each value.\n");
         printf("Redirecting....\n");
         waitForIt();
         waitForIt();
         doIt();
         play = 1;
    } else {
         doIt();
         play = 1;
    }*/
}
// to print the screen
printScreen() {
    printf("  | ");
    for (i=0; i<SIZE; i++) {
        printf("%d ",i);
    }
    printf("\n----");
    for (i=0; i<SIZE; i++) {
        printf("--");
    }
    printf("\n");
    for (i=0; i<SIZE; i++) {
        printf("%d | ",i);
        for (j=0;j<SIZE;j++) {
            printf("%c ",matrix[i][j]);
        }
        printf("\n");
    }
}
// remove Verticals
removeVerticals() {
    for (i=0; i<SIZE-2; i++) { //checking only till the third last row
        for (j=0;j<SIZE;j++) {
            if (matrix[i][j] == matrix[i+1][j] && matrix[i+1][j] == matrix[i+2][j]) {
                matrix[i][j] = ' ';
                matrix[i+1][j] = ' ';
                matrix[i+2][j] = ' ';
            }
        }
    }
}
// remove Horizontals
removeHorizontals() {
    for (i=0; i<SIZE; i++) {
        for (j=0;j<SIZE-2;j++) {
            if (matrix[i][j] == matrix[i][j+1] && matrix[i][j+1] == matrix[i][j+2]) {
                matrix[i][j] = ' ';
                matrix[i][j+1] = ' ';
                matrix[i][j+2] = ' ';
            }
        }
    }
}
// to move the digits down
moveDown(int printx) {
    int moved = 0,r;
    for (m=0; m<SIZE; m++) {
        moved = 0;
        for (i=0; i<SIZE-1; i++) {
            for (j=0;j<SIZE;j++) {
                if (matrix[i+1][j] == ' ') {
                    matrix[i+1][j] = matrix[i][j];
                    matrix[i][j] = ' ';
                    moved = 1;
                }
            }
        }
        i=0;
        for (j=0;j<SIZE;j++) {
            r = rand_lim(5); // 0 to 5
            if (matrix[i][j] == ' ') {
                matrix[i][j] = arr[r];
            }
        }
        if(printx==1 && moved==1) {
             system("cls"); printScreen();
             // Remove vertical matches
             removeVerticals();
             // Remove horizontal matches
             removeHorizontals();
             waitForIt();
             moved = 0;
        }
    }
}
int rand_lim(int limit) {
/* return a random number between 0 and limit inclusive.
 */
    int divisor = RAND_MAX/(limit+1);
    int retval;

    do {
        retval = rand() / divisor;
    } while (retval > limit);

    return retval;
}