lab_ternary.c

#include <stdio.h>
#define n 5.00
int main()
{
    double ph, ch, bi, ma, co, sum, y;
    printf("Input marks of five subjects: ");
    scanf("%lf %lf %lf %lf %lf",&ph, &ch, &bi, &ma, &co);

    sum = ph+ch+bi+ma+co;
    y = sum/n;
    (y>=90.00)?(printf("Percentange =%.2lf\nGrade A\n",y)):
    (y>80.00)?(printf("Percentange = %.2lf\nGrade B\n", y)):
    (y>=70.00)?(printf("Percentange =%.2lf\nGrade C\n",y)):
    (y>=60.00)?(printf("Percentange =%.2lf\nGrade D\n",y)):
    (y>=50.00)?(printf("Percentange =%.2lf\nGrade E\n",y)):
    (printf("Percentange = %.2lf\nGrade F\n", y));

    return 0;
}