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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. vector<int> blue, green, red;
  4. int demTG() {
  5.     int d=0;
  6.     for (int b : blue)
  7.         for (int g : green)
  8.             for (int r : red)
  9.                 if (b+g>r && b+r>g && g+r>b) d++;
  10.     return d;
  11. }
  12. int main() {
  13.     ios_base::sync_with_stdio(0);
  14.     cin.tie(0);
  15.     int n;
  16.     cin>>n;
  17.     for (int i=0; i<n; i++) {
  18.         char mau;
  19.         int l;
  20.         cin>>mau>>l;
  21.         switch (mau) {
  22.             case 'b': blue.push_back(l); break;
  23.             case 'g': green.push_back(l); break;
  24.             case 'r': red.push_back(l); break;
  25.         }
  26.     }
  27.     cout<<demTG();
  28.     return 0;
  29. }
Success #stdin #stdout 0s 5244KB
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https://ideone.com/rEYriU
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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