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http://www.hackerschool.org/HS_Boards/zboard.php?AllArticle=true&no=3231 [º¹»ç]
#include <stdio.h>
#include <stdlib.h>
int read_score();
char set_grade();
int main()
{
int total = 0, score=0, count = 0;
int grade_count[5]={0};
float average;
char grade;
FILE *fp=fopen("text.txt","r");
if(fp == NULL){
printf("ÆÄÀÏÀÌ ¾ø½À´Ï´Ù\n");
return -1;
}
for (;;)
{
score=read_score(fp);
printf("\n");
if(score==-1)
break;
else
{
grade=set_grade(score,grade_count);
total += score;
count++;
printf("Á¡¼ö: %d\tÇÐÁ¡:%c\n\n",score,grade);
}
}
if (count == 0 )
printf("ÀÔ·Â ¾øÀ½\n");
else
{
average = (float) total / count;
printf("ÃÑÁ¡: %d\n", total);
printf("Æò±Õ: %5.2f\n", average);
printf("A°³¼ö:%d B°³¼ö:%d C°³¼ö:%d D°³¼ö:%d F°³¼ö:%d ",grade_count[0],grade_count[1],grade_count[2],grade_count[3],grade_count[4]);
}
system("pause");
return 0;
}
int read_score(FILE *fp)
{
int score;
if(fscanf(fp,"%d",&score)==EOF)
return -1;
printf("Á¡¼ö ÀÔ·Â (0 to 100/-1Àº ³¡): ");
fscanf(fp,"%d",&score);
while(score>100||score<-1)
{
fscanf(fp,"%d",&score);
}
return score;
}
char set_grade(int score, int grate_count[])
{
int fake;
fake=score/10;
if(fake==10)
{
grate_count[0]+=1;
return 'A';
}
else if(fake==9)
{
grate_count[1]+=1;
return 'B';
}
else if(fake==8)
{
grate_count[2]+=1;
return 'C';
}
else if(fake==7)
{
grate_count[3]+=1;
return 'D';
}
else
{
grate_count[4]+=1;
return 'F';
}
}
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int read_score(FILE *fp)
{
int score;
if(fscanf(fp,"%d",&score)==EOF)
return -1;
printf("Á¡¼ö ÀÔ·Â (0 to 100/-1Àº ³¡): ");
while(1)
{
fscanf(fp,"%d",&score);
if(-1<=score&&score<=100)
return score;
}
}
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text.txt¿¡ 100 90 80 70 60 -1 À» ÀúÀåÇß½À´Ï´Ù.
±×·¯¸é ´Ù ÀÔ·Â¹Þ°í ¸ÅÀÎÇÔ¼ö¿¡¼ -1ÀÌ ¹Ýȯ‰çÀ»¶§ Àú ·çÇÁ¿¡¼ Å»ÃâÇØ¾ßÇϴµ¥.....
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Hit : 3678 Date : 2011/12/05 12:13
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