P8.02 P27498 Transposed matrix

#include <iostream>
#include <vector>
using namespace std;
typedef vector< vector<int> > Matrix;

void Swap(int&a, int&b) {
    int c=a;
    a=b;
    b=c;
}

void transpose(Matrix& m) {
    int n=m.size();
    for (int i=0; i<n; ++i) for (int j=i+1; j<n; ++j) Swap(m[i][j],m[j][i]);
}

// (c) Carlos Sansón (Best pro1 delegate ever for sure) @csansoon