View Code of Problem 26

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<cmath>
#include<cstring>
#include<vector>
#include<map>
#include<string>
#include<set>
using namespace std;
int main(){
    double a,b,c;
    while(cin>>a)
    {
        double c=5.0/9.0*(a-32.0);
		printf("%.2f\n",c);
    }
	return 0;
}