#include <stdio.h>
#include <string.h>

typedef struct {
    char name[20];
    int score[3];
} STUDENT;

int main() {
    STUDENT std;
    
    // 수정됨: 1. 쉼표 제거  2. std.name 변수 추가
    scanf("%s %d %d %d", std.name, &std.score[0], &std.score[1], &std.score[2]);

    float avg = 0;
    for (int i = 0; i < 3; i++) {
        avg += std.score[i];
    }
    avg /= 3.0;

    printf("%s님 점수 평균: %.2f\n", std.name, avg);

    return 0;
}

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