PAT1027

大大大水题

#include 
#include 
using namespace std;

int main()
{
    int n;
    string s;
    cin>>n>>s;
    long long sum = 0;
    int ok = 0;
    int tmp = 1;
    int ans = 0;
    while(sum=1;i = i-2)
    {
        //
        for(int j = 0;j<(tmp-i)/2;j++)
        {
            cout<<" ";
        }
        //**
        for(int j = 0;j