29 lines
487 B
C
29 lines
487 B
C
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/* Sum of digits use recursive function to calculate sum of digits of an integer*/
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#include <stdio.h>
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#include <conio.h>
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int sum(int n)
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{
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if(n==0)
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return 0 ;
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else
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return( n%10 + sum(n/10) ) ;
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}
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void main()
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{
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int n ;
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clrscr() ;
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printf("Enter the number: ") ;
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scanf("%d", &n) ;
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printf("Sum of digits of %d is %d", n, sum(n) ) ;
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getch() ;
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}
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/*
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Output:
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Enter the number: 246
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Sum of digits of 246 is 12
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*/
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