23 lines
349 B
C
23 lines
349 B
C
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#include <stdio.h>
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int sum(int n);
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int main() {
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int number, result;
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printf("Enter a positive integer: ");
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scanf("%d", &number);
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result = sum(number);
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printf("sum = %d", result);
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return 0;
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}
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int sum(int n) {
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if (n != 0)
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/*sum() function calls itself*/
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return n + sum(n-1);
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else
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return n;
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}
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