func_code_string: #include <bits/stdc++.h>   using std::map;   const int MAXN = 1000 + 3;   int table[MAXN][MAXN];   int n, m, k;   map<int, int> r, c;   int main(int argc, char *argv[]) {     scanf( %d%d%d , &n, &m, &k);     for (int i = 1; i <= n; ++i) {       r[i] = i;       for (int j = 1; j <= m; ++j) {         if (i == 1) c[j] = j;         scanf( %d , &table[i][j]);       }     }     char cmd;     int tmp, x, y;     while (k--) {       scanf( %s%d%d , &cmd, &x, &y);       if (cmd ==  r ) {         tmp = r[x];         r[x] = r[y];         r[y] = tmp;       } else if (cmd ==  c ) {         tmp = c[x];         c[x] = c[y];         c[y] = tmp;       } else         printf( %d n , table[r[x]][c[y]]);     }     return 0;   }   