program to calculate simple interest-by enggfact

#include<stdio.h>

#include<math.h>

int main()

{

float p,r,t,S.I;

printf("enter p:");

scanf("%f",&p);

printf("\n enter r:");

scanf("%f",&r);

printf("\n enter t:");

scanf("%f",&t);

S.I=((p*r*t)/100);

printf("\n the value of S.I=%f",S.I);

return 0;

}