Submission #73133946

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int n;
string s;
char c[105][105];
int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>s;
		for(int j=1;j<=n;j++)c[i][j]=s[j-1];
	}
	for(int t=1;t<=n;t++)
	for(int i=2;i<=n;i++)
	{
		for(int j=1;j<n;j++)
		{
			if(c[i][j]!='?'&&c[i-1][j+1]!='?'&&c[i][j]!=c[i-1][j+1])return (cout<<"-1")&&0;
			if(c[i][j]!='?')c[i-1][j+1]=c[i][j];
			if(c[i-1][j+1]!='?')c[i][j]=c[i-1][j+1];
		}
	}
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=n;j++)
		{
			if(c[i][j]!='?')cout<<c[i][j];
			else cout<<"0";
		}
		cout<<"\n";
	}
	return 0;
}

Submission Info

Judge Result