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B.cpp
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74 lines (73 loc) · 1.56 KB
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#include<bits/stdc++.h>
#define vi vector<int>
#define mp map<int,int>
#define ump unordered_map <int,int>
#define ll long long int
#define pb push_back
#define mod 1000000007
#define int long long
#define loop(i,x,n) for(int i=x;i<n;i++)
#define rloop(i,n) for(int i=n-1;i>=0;i--)
using namespace std;
/*************************************************************************************************/
signed main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int n,k;
cin>>n>>k;
int a[n],b[n];
loop(i,0,n)
{
cin>>a[i];
b[i]=a[i];
}
sort(a,a+n);
for(int i=0;i<n;i++)
{
mp m1;
int c=1;
while(a[i]--)
{
m1[c]++;
if(c==k)
c=0;
c++;
}
for(int j=i+1;j<n;j++)
{
mp m2;
c=1;
for(int ii=0;ii<a[j];ii++)
{
m2[c]++;
if(c==k)
c=0;
c++;
}
for(int jj=1;jj<=k;jj++)
{
if(abs(m1[jj]-m2[jj])>1)
{
cout<<"NO";
return 0;
}
}
}
}
cout<<"YES"<<endl;
for(int i=0;i<n;i++)
{
int x=1;
while(b[i]--)
{
cout<<x<<' ';
if(x==k)
x=0;
x++;
}
cout<<endl;
}
return 0;
}