#include <stdio.h>
//練習問題C
int sum(int m, int n){
    return m + n;
}
int func(int n){
    if (n < 0){
        n = -n;
    }
    return n;
}
 
int main(void) {
	int l, n = -2, m = 3;
    l = sum(func(m), func(n));   // ←ここを埋める!
    printf("%dの絶対値と%dの絶対値の和は%d\n", m
, n
, l
); 	return 0;
}
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