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  1. #include<iostream>
  2. #include<cstdlib>
  3. #include<fstream>
  4.  
  5. using namespace std;
  6.  
  7. void read(const char *filename,int &n,int &s){
  8. ifstream fin(filename);
  9. char c;
  10. //int n,s;
  11.     while(fin.peek()!=EOF){
  12.         fin>>c;
  13.             switch(c){
  14.                 case'n':
  15.                     fin>>n;
  16.                 break;
  17.                 case's':
  18.                     fin>>s;
  19.                 break;
  20.             default:
  21.                 break;
  22.  
  23.             }
  24.     }
  25. fin.close();
  26. }
  27.  
  28. void printf(int &n,int &s){
  29.  
  30. cout<<"n: "<<n<<"s: "<<s<<endl;
  31. }
  32.  
  33. int main(){
  34. int n,s;
  35.  
  36. read("a.txt",n,s);
  37.  
  38. printf(n,s);
  39.  
  40. return 0;
  41. }
  42.  
Success #stdin #stdout 0.02s 2860KB
comments (?)
stdin
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n 5
s 2
stdout
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n: 134517801s: -1075238792
https://ideone.com/n9unn
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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