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  1. #include<bits/stdc++.h>
  2. #include <iostream>
  3. using namespace std;
  4.  
  5. void FastIO(){
  6.  
  7.      ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0);
  8.     freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  9. };
  10.  
  11.  
  12. int main(){
  13.      FastIO();  
  14.      int a,b;
  15.      char ch;
  16.      cin>>a>>ch>>b;
  17.      switch(ch)
  18.      {
  19.       case '+':
  20.       cout<<a+b;
  21.       break;
  22.       case '-':
  23.       cout<<a-b;
  24.       break;
  25.       case '*':
  26.       cout<<a*b;
  27.       break;
  28.       case '/':
  29.       cout<<a/b;
  30.       break;
  31.      }
  32.  
  33.  
  34.  
  35.  
  36. return 0;   
  37. }
Success #stdin #stdout 0.01s 5288KB
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Standard output is empty
https://ideone.com/GbhIln
language:
C++ 4.3.2 (gcc-4.3.2)
created:
7 days ago
visibility:
public

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