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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. #define pb push_back
  4. #define MOD 1000000007
  5. #define PI 4 * atan(1)
  6. #define sz(A) (int)A.size()
  7. typedef long long ll;
  8. typedef vector<int> vi;
  9. typedef pair<int, int> pii;
  10. typedef vector<long long> vll;
  11. typedef long int int32;
  12. typedef unsigned long int uint32;
  13. typedef long long int int64;
  14. typedef unsigned long long int uint64;
  15. int n,e;
  16. set<int> adj[10004];
  17. inline void solve(int test){
  18.     int t; cin >> t;
  19.     int n; cin >> n;
  20.     int a[n+1][n+1] = {0};
  21.     for(int i=1; i<=n;i++){
  22.         for(int j=1; j<=n; j++) cin >> a[i][j];
  23.     }
  24.     if(t == 1){
  25.         for(int i=1; i<=n; i++){
  26.             int  c = 0;
  27.             for(int j=1; j <=n; j++) c += a[i][j];
  28.             cout << c << " ";
  29.         }
  30.     }else{
  31.         vector<pii> vt;
  32.         for(int i=1; i<=n; i++){
  33.             for(int j=i; j <=n; j++){
  34.                 if(a[i][j]) vt.push_back({i,j});
  35.             }
  36.         }
  37.         cout << n << " " << vt.size() << "\n";
  38.         for(auto it : vt){
  39.             cout << it.first << " " << it.second << "\n";
  40.         }
  41.     }
  42. }   
  43. int main(){
  44.     ios_base::sync_with_stdio(false);
  45.     cin.tie(NULL);
  46.     cout.tie(NULL);
  47.     int typetest = 0;
  48.     if (typetest){
  49.         int t;
  50.         cin >> t;
  51.         cin.ignore();
  52.         for(int i=1; i<=t; i++){
  53.             solve(i);
  54.         }
  55.     }
  56.     else solve(0);
  57. }
Success #stdin #stdout 0.01s 5324KB
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https://ideone.com/Fg8SS2
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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