#include <stdio.h>

void sum(int kosuu, int data[], int*sum);

int main(void) {
	int kosuu1 = 5;
	int data1[] = { 10,15,8,30,7};
	int sum1 = 0;
	
	int kosuu2 = 6;
	int data2[] = {10,20,30,40,50,60};
	int sum2 = 0;
	
	sum(kosuu1, data1, &sum1);
	sum(kosuu2, data2, &sum2); //main関数の呼び出し
	
	printf("sun1の結果：%d\n",sum1);
	printf("sun2の結果：%d\n",sum2);

	return 0;
}
void sum(int kosuu, int data[], int*sum){
	int counter = 0;
	int total =0;
	
	for(counter = 0; counter < kosuu; counter++){
		total += data[counter];
	}
	*sum = total;  //sumに保存
}