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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. const int MAXN = 1005;
  5. int n, m, q;
  6.  
  7. int main() {
  8.     ios_base::sync_with_stdio(0);
  9.     cin.tie(0);
  10.     cout.tie(0);
  11.  
  12.     cin >> n >> m >> q;
  13.     vector<vector<int>> A(n + 1, vector<int>(m + 1));
  14.     vector<long long> hang(n + 1, 0), cot(m + 1, 0);
  15.     vector<int> row(n + 1);
  16.     for (int i = 1; i <= n; ++i) {
  17.         row[i] = i;
  18.         for (int j = 1; j <= m; ++j) {
  19.             cin >> A[i][j];
  20.             hang[i] += A[i][j];
  21.             cot[j] += A[i][j];
  22.         }
  23.     }
  24.  
  25.     while (q--) {
  26.         string type;
  27.         cin >> type;
  28.         if (type == "1") {
  29.             int i, j;
  30.             cin >> i >> j;
  31.             swap(row[i], row[j]);
  32.             swap(hang[i], hang[j]);
  33.         } else if (type == "2") {
  34.             int i, j, x;
  35.             cin >> i >> j >> x;
  36.             int real_i = row[i];
  37.             hang[i] += x - A[real_i][j];
  38.             cot[j] += x - A[real_i][j];
  39.             A[real_i][j] = x;
  40.         } else if (type == "r") {
  41.             int i;
  42.             cin >> i;
  43.             cout << hang[i] << '\n';
  44.         } else if (type == "c") {
  45.             int j;
  46.             cin >> j;
  47.             cout << cot[j] << '\n';
  48.         }
  49.     }
  50.  
  51.     for (int i = 1; i <= n; ++i) {
  52.         int real_i = row[i];
  53.         for (int j = 1; j <= m; ++j) {
  54.             cout << A[real_i][j] << " ";
  55.         }
  56.         cout << '\n';
  57.     }
  58.  
  59.     return 0;
  60. }
  61.  
Success #stdin #stdout 0s 5316KB
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https://ideone.com/e41PDN
language:
C++14 (clang 8.0)
created:
8 days ago
visibility:
public

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