#include <stdio.h>
int main(){
int n;
int count=1;
if (scanf("%d",&n)!=EOF){
for (int i=0;i<n;i++){
for (int j=0;j<n-i;j++){
printf("%4d",count);
count++;
}
printf("\n");
}
}
else{
printf("input wrong");
}
return 0;
}
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