Transposed Matrix

#include <iostream>
#include <math.h>
#include <iomanip>

#define n 7

using namespace std;

void gen_matr(int x[n][n]){
    for(int i = 0; i < n ; i ++)
        for(int j = 0; j < n; j ++)
            x[i][j] = 1 + rand() % 100;
}

void print_matr(int x[n][n]){
    for(int i = 0; i < n; i ++){
        for(int j = 0; j < n; j ++)
            cout << setw(4) << x[i][j] ;
        cout << endl;
    }
}

void matr_transp(int x[n][n], int y[n][n]){
    for(int i = 0; i < n; i ++)
        for(int j = 0; j < n; j ++)
            y[j][i] = x[i][j];
}

int main()
{
    int x[n][n], y[n][n];
    gen_matr(x);
    cout << "Original matrix" << endl;
    print_matr(x);
    cout << "Transposed matrix" << endl;
    matr_transp(x, y);
    print_matr(y);
    return 0;
}