#include <iostream>
using namespace std;
int main() {
int n=4;
int j,k;
for(int i=n;i>=1;i--) {
j=n-i;
for (int i2=1;i2<j;i2++) cout<<" ";
k=n-j;
for(int i2=1; i2<k;i2++) cout<<"*";
cout<<endl;
}
return 0;
}
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