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CHEFHPAL.cpp
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CHEFHPAL.cpp
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#include<bits/stdc++.h>
using namespace std;
int main()
{
int t=0; cin>>t;
while(t--)
{
int n,p;
cin>>n>>p;
if(p==1)
{
cout<<n<<" ";
for(int i=0; i<n; i++)
cout<<'a';
}
if(p>2)
{
if(n<=p)
{
char ch = 'a';
cout<<1<<" ";
for(int i=0; i<n; i++)
cout<<ch++;
}
if(n>p)
{
char ch = 'a';
cout<<1<<" ";
int k=0;
for(int i=1; i<=n; i++)
{
cout<<ch++; ++k;
if(k==p)
{
k=0; ch='a';
}
}
}
}
if(p == 2)
{
if( n == 1)
cout<<1<<" "<<'a';
if(n>=2 && n<=6)
{
int mid = n/2;
cout<<n-mid<<" ";
for(int i=0; i<mid; i++)
cout<<'a';
for(int i= mid; i<n; i++)
cout<<'b';
}
if(n == 7)
{
cout<<3<<" "<<"aaababb";
}
if(n==8)
{
cout<<3<<" "<<"aaababbb";
}
if(n>=9)
{
char ch[]="aababb";
int k=-1;
cout<<4<<" ";
for(int i=0; i<n; i++)
{
cout<<ch[++k];
if(k==5)
k=-1;
}
}
}
cout<<endl;
}
return 0;
}