BOJ 18883 - N M 찍기 [C++]

문제

링크

풀이

#include <iostream>
using namespace std;
 
void solve(void) {
  int n, m; cin >> n >> m;
 
  for (int i=0; i<n; i++) {
    for (int j=1; j<=m; j++) {
      cout << i*m+j;
      if (j < m) cout << " ";
    }
    cout << "\n";
  }
}
 
int main(void) {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
 
  solve();
  return 0;
}