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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int NWD(int a, int b){
  5.     int r = a % b;
  6.     while(r != 0){
  7.         a = b;
  8.         b = r;
  9.         r = a % b;
  10.     }
  11.     return b;
  12. }
  13.  
  14. int main(){
  15.     int n, m;
  16.     cin >> n >> m;
  17.     int d = NWD(n, m);
  18.     cout << max(2, d) << "\n";
  19.     int x = -1, y = -1;
  20.     for(int i = 1; i < d; ++i){
  21.         int j = d - i;
  22.         if(NWD(i, n) == 1 && NWD(j, m) == 1){
  23.             x = i;
  24.             y = j;
  25.             break;
  26.         }
  27.     }
  28.     if(d == 1){
  29.         cout << "GP";
  30.     } else {
  31.         cout << string(x, 'G');
  32.         cout << string(y, 'P');
  33.     }
  34.     return 0;
  35. }
Success #stdin #stdout 0.01s 5296KB
comments (?)
stdin
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720 660
stdout
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60
GPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
https://ideone.com/V2j2gJ
language:
C++ (gcc 8.3)
created:
21 hours ago
visibility:
public

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