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23 lines
246 B

#include <stdio.h>
int func(int num);
void print_int(int num);
int main() {
int i;
for (i = 0; i < 10; i++) {
print_int(func(i));
}
return 0;
}
int func(int num) {
return num * num;
}
void print_int(int num) {
printf("%d", num);
}