#include <stdio.h>

int main() {
    // 실습1 //
   /* int n;
    scanf("%d",&n);
    if(n>=10)
        printf("성공"); */

     // 실습2 //
   /* int n;
    scanf("%d",&n);
    if(n>=10)
     printf("성공");
    if(n<10)
      printf("실패"); */

    // 실습3 //
   /* int n;
    scanf("%d",&n);

    if(n>=10)
         printf("성공");
    else
         printf("실패"); */

    // 실습3(실습4) 수정본 //
    int n;
    scanf("%d", &n);

    if(n >= 80 && n <= 100)
        printf("성공");
    else
        printf("실패");

    return 0;
}

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