solution

#include<iostream>
using namespace std;

int main()
{
 int p,r,t,i;
 cout<<"Enter Principle : ";
 cin>>p;
 cout<<"Enter Rate : ";
 cin>>r;
 cout<<"Enter Time : ";
 cin>>t;
 i=(p*r*t)/100;
 cout<<"Simple interest is : "<<i;

 
 return 0;
}