С++

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n, m, k, c, x,y;
    char s;
    int mass[n][m];
    cin >> n >> m >> k;
    for(int i=0;i<n;i++)
    {
        for (int j=0; j<m;j++){
            cin >> mass[i][j];
        }
    }
    cout << mass[n][m];

    for(int l=0; l < k; l++){
        cin >> s >> x >> y;
        if(s=='g'){
           cout << mass[x][y] << endl;
        }else if(s=='r'){
            for (int i=0; i<n;i++){
             c = mass[i][x];
             mass[i][x] = mass[i][y];
             mass[i][y] = c;

            }
        }else{
            for (int j=0; j<m;j++){
             c = mass[x][j];
             mass[x][j] = mass[y][j];
             mass[y][j] = c;
            }
        }
    }

    return 0;
}