- #include<stdio.h>
- #include<conio.h>
- main()
- {
- int i,j,k,l,n;
- clrscr();
- printf("enter the range=");
- scanf("%d",&n);
- for(i=1;i<=n;i++)
- {
- for(j=1;j<=n-i;j++)
- {
- printf(" ");
- }
- for(k=1;k<=i;k++)
- {
- printf("%d",k);
- }
- for(l=i-1;l>=1;l--)
- {
- printf("%d",l);
- }
- printf("\n");
- }
- getch();
- }
- Output:
enter the range= 4 1 121 12321 1234321
enter the range= 7 1 121 12321 1234321 123454321 12345654321 1234567654321
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