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  1. #include<stdio.h> 
  2. int main() 
  3. { 
  4.     int num = 1 , j = 1 , x = 1 , i = 1 ; 
  5.     while( j <= 4 ) { 
  6.         while( i <= num ) { 
  7.             printf( "%d", x ) ; 
  8.             x++ ; 
  9.             i++ ; 
  10.         } 
  11.         printf("\n");
  12.         num++ ; 
  13.         i = ( i + 1 ) - num ; 
  14.         j++ ; 
  15.     } 
  16. }
Runtime error #stdin #stdout 0s 2292KB
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Standard input is empty
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1
23
456
78910
https://ideone.com/a1bceq
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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