16分求条

#include<bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int m;
    cin>>m;
    cout<<"MON TUE WED THU FRI SAT SUN\n";
    if(m==1){cout<<"        1   2   3   4   5\n  6   7   8   9  10  11  12\n 13  14  15  16  17  18  19\n 20  21  22  23  24  25  26\n 27  28  29  30  31";}
    if(m==2){cout<<"                    1   2\n  3   4   5   6   7   8   9\n 10  11  12  13  14  15  16\n 17  18  19  20  21  22  23\n 24  25  26  27  28";}
    if(m==3){cout<<"                        1\n  2   3   4   5   6   7   8\n  9  10  11  12  13  14  15\n 16  17  18  19  20  21  22\n 23  24  25  26  27  28  29\n 30  31";}
    if(m==4){cout<<"            1   2   3   4   5\n  6   7   8   9  10  11  12\n 13  14  15  16  17  18  19\n 20  21  22  23  24  25  26\n 27  28  29  30";}
    if(m==5){cout<<"                1   2   3   4\n  5   6   7   8   9  10  11\n 12  13  14  15  16  17  18\n 19  20  21  22  23  24  25\n 26  27  28  29  30  31";}
    if(m==6){cout<<"                          1\n  2   3   4   5   6   7   8\n  9  10  11  12  13  14  15\n 16  17  18  19  20  21  22\n 23  24  25  26  27  28  29\n 30";}
    if(m==7){cout<<"                1   2   3   4   5\n  6   7   8   9  10  11  12\n 13  14  15  16  17  18  19\n 20  21  22  23  24  25  26\n 27  28  29  30  31";}
    if(m==8){cout<<"        1   2   3   4   5   6   7\n  8   9  10  11  12  13  14\n 15  16  17  18  19  20  21\n 22  23  24  25  26  27  28\n 29  30  31";}
    if(m==9){cout<<"  1   2   3   4   5   6   7\n  8   9  10  11  12  13  14\n 15  16  17  18  19  20  21\n 22  23  24  25  26  27  28\n 29  30";}
    if(m==10){cout<<"        1   2   3   4   5   6\n  7   8   9  10  11  12  13\n 14  15  16  17  18  19  20\n 21  22  23  24  25  26  27\n 28  29  30  31";}
    if(m==11){cout<<"                    1   2   3\n  4   5   6   7   8   9  10\n 11  12  13  14  15  16  17\n 18  19  20  21  22  23  24\n 25  26  27  28  29  30";}
    if(m==12){cout<<"                                    1\n  2   3   4   5   6   7   8\n  9  10  11  12  13  14  15\n 16  17  18  19  20  21  22\n 23  24  25  26  27  28  29\n 30  31";}
    return 0;
}