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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.     int i,n,j,k=1;
  6.     scanf("%d",&n);
  7.     printf("Enter the no. of elements");
  8.     for(i=1;i<=2*n;i++)
  9.     {
  10.         if(i<=n)
  11.         {
  12.         for(j=1;j<=i;j++)
  13.             printf("%d",j);
  14.         }
  15.         else
  16.         {
  17.         for(j=1;j<=i-(2*k);j++)
  18.             printf("%d",j);
  19.             k++;
  20.         }
  21.         printf("\n");
  22.     }
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0s 9432KB
comments (?)
stdin
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9
stdout
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Enter the no. of elements1
12
123
1234
12345
123456
1234567
12345678
123456789
12345678
1234567
123456
12345
1234
123
12
1
https://ideone.com/118L1L
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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