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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5.     int i,j,k,n;
  6.     cin>>n;
  7.     int a[n][n];
  8.  
  9.     for(i=0;i<n;i++)
  10.     {
  11.         a[i][0]=1;
  12.          a[0][i]=1;
  13.     }
  14.  
  15.       for(i=0;i<n;i++)
  16.     {
  17.         for(j=0;j<n;j++)
  18.         {
  19.            a[i+1][j+1]=a[i+1][j]+a[i][j+1];
  20.         }
  21.     }
  22.  
  23.       for(i=0;i<n;i++)
  24.     {
  25.         for(j=0;j<n;j++)
  26.         {
  27.     cout<<a[i][j]<<" ";
  28.         }
  29.         cout<<endl;
  30.     }
  31. }
  32.  
Success #stdin #stdout 0s 4376KB
comments (?)
stdin
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5
stdout
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1 1 1 1 1 
1 2 3 4 5 
6 8 11 15 20 
26 34 45 60 80 
106 140 185 245 325
https://ideone.com/X3kbni
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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