#include <stdio.h>
int func(int n) {
if (n > 10) {
return 20;
}
else {
int i,sum;
sum = 0;
for (i = 1; i <= n; i++) {
sum += i;
}
return sum;
}
}
int main(void) {
int a,b;
a = 6;
b = func(a);
return 0;
}
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