题解 | #蛇形矩阵#

#include <iostream>
using namespace std;

int main() {
  int n;
  cin >> n;
  int row = 1;
  int t =2;
  int i =1;
  int j = n;
  int time2 = 1;
  for(; i <= n; i++){
    int hang = row;
    int time = t++;
    for(int k = j-i+1; k >= 1; k--){
    cout << hang <<" ";
    hang+=(time++);
    }
    cout<<endl;
    row+=(time2++);
  }
  return 0;
}
// 64 位输出请用 printf("%lld")