MatrixLayerRotation

#include <bits/stdc++.h>
using namespace std;



vector<vector<int> > rotate(vector<vector<int> >& arr, int r, int m, int n){
    int temp1, temp2, temp3, temp4;
    int l1=0;
    int z = min(m, n)/2;
    int ro, x;
    int M=m, N=n;
    x = (M*2+N*2-4);
    while(z!=0){
        ro=r%(x);
    for(int i=0;i<ro;i++){
        temp1 = arr[l1][l1+1];
        temp2 = arr[m-2][l1];
        temp3 = arr[m-1][n-2];
        temp4 = arr[l1+1][n-1];
        for(int j=l1+1;j<n-1;j++){
            arr[l1][j]=arr[l1][j+1];
        }
        for(int j=m-2;j>l1;j--){
            arr[j][l1]=arr[j-1][l1];
        }
        for(int j=n-2;j>l1;j--){
            arr[m-1][j]=arr[m-1][j-1];
        }
        for(int j=l1+1;j<m-1;j++){
            arr[j][n-1]=arr[j+1][n-1];
        }
        arr[l1][l1] = temp1;
        arr[m-1][l1] = temp2;
        arr[m-1][n-1] = temp3;
        arr[l1][n-1] = temp4;
    }
    z--;
    m--;
    n--;
    l1++;
    M-=2;
    N-=2;
    x = (M)*2+(N)*2-4;
    }
    return arr;
}


int main(){
    vector<vector<int> > arr;
    vector<int> temp;
    int r;
    int x, m=4, n=4;
    int count=0;
    cin >> m;
    cin >> n;
    cin >> r;
    for(int i=0;i<m;i++){
        for(int j=0;j<n;j++){
            cin >> x;
            temp.push_back(x);
        }
        arr.push_back(temp);
        temp.clear();
    }
    rotate(arr, r, m, n);
    for(int i=0;i<m;i++){
        for(int j=0;j<n;j++){
            cout << arr[i][j] << " ";
        }
        cout << endl;
    }
}