➤ Problem Link : 1326A. Bad Ugly Numbers
✅ C++ Solution :
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
int main()
{
int t;
cin>>t;
while(t--)
{
int n;
cin>>n;
if(n==1)
{
cout<<"-1\n";
continue;
}
string s="";
for(int i=1;i<n;i++)
s+='5';
s+='4';
cout<<s<<endl;
}
}
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I am a Member Technical at D.E. Shaw India Pvt. Ltd. CodingWithArt is a blog where you find tricks and solutions to challenging coding and development problems. I aim to build a universal tech platform for every enthusiast out there.