Problem URCALC wrong answer but why

help
1 
#include<bits/stdc++.h>
using namespace std;
 int main()
 {
 	long int a,b;
 	cin>>a>>b;
 	char c;
 	double k;
    cin>>c;
   	if(c=='+')
   	   cout<<a+b;
   	    else if(c=='-')
   	      cout<<a-b;
   	       else if(c=='*')
              cout<<a*b;
            	else if(c=='/' && ( b==!0))
                   {k= float(a)/float(b);
                    	printf("%0.1lf",k);
				   }
 	return 0;
  }
2

Have you tried debugging it? Your program fails for the sample testcase.

Hint: There are two bugs that I can see, and they only affect the / operation.

2 Likes
3

sir i don’t know about debugging process. could you explain :slight_smile: