#include<stdio.h>
#include<math.h>

void main()
{
    int a,b,c;
    float fa,fb,fc,total[2],sqrcheck;

    printf("Enter the Coefficients: ");
    scanf("%d %d %d",&a,&b,&c);

    switch(a){
        case 0: break;
        case 1: printf("x^2"); break;
        case -1: printf("-x^2"); break;
        default: printf("%dx^2",a);
    }

    switch(b){
        case 0: break;
        case 1: printf("x"); break;
        case -1: printf("-x"); break;
        default: if(a==0 || b<0){printf("%dx",b);}else if(b>0){printf("+%dx",b);}
    }

    switch(c){
        case 0: break;
        case 1: if(a==0&&b==0){printf("1");}else {printf("+1");}; break;
        case -1: printf("-1"); break;
        default: if(a==0 && b==0 || c<0){printf("%d",c);}else if(c>0){printf("+%d",c);};
    }

    fa = a;
    fb = b;
    fc = c;

    sqrcheck = pow(fb,2) - (4.0*fa*fc);
    total[0] = (- fb + sqrt(sqrcheck)) / (2.0*fa);
    total[1] = (- fb - sqrt(sqrcheck)) / (2.0*fa);

    if(sqrcheck>=0 && fa != 0){

        printf("\nx = %.5g and %.5g",total[0],total[1]);
    }
    else if(sqrcheck < 0){
        printf("\nROOT DOES NOT EXIST...\nTHE VALUE UNDER ROOT IS (%g)",sqrcheck);
    }
    else if(a == 0){
        printf("\nINFINITY or It is not a QUADRATIC EQUATION.\nBUT CURRENT VALUE UNDER ROOT IS (%g)",sqrcheck);
    }
    else{
        printf("\nThere is no Answer");
        exit(0);
    }
    getchar();
}