View Code of Problem 57

#include<cstdio>
#include<cstring>
#include<iostream>
#include<algorithm>
using namespace std;
typedef long long ll;
int main(){
	int n;
	scanf("%d",&n);
	for(int i=-(n-1);i<n;i++){
		for(int j=0;j<abs(i);j++){
			printf(" ");
		}
		int j=0;
			while(j<n-abs(i))
				printf("%d",++j);
			int m=j-1;
			while(m>0){
				printf("%d",m--);
			}
			
		
		printf("\n");
	}
	return 0;
}

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