#include <stdio.h>#include <stdlib.h>#define N 10int cmp(const void *a,const void *b){??? return *(int*)b - *(int*)a;}int Sum(int score[]){??? int s = 0,i;??? for(i = 0 ; i < N ; i++)??????? s += score[i];??? return s;}int Max(int score[]){??? return score[0];}int Min(int score[]){??? return score[N-1];}double Avg(int s){??? return (s + 0.0) / N;}int main(){??? int score[N]={67,98,75,63,82,79,81,91,66,84};??? int i,sum;??? sum = Sum(score);??? qsort(score,N,sizeof(int),cmp);//sort it??? printf("Total score : %d\n",sum);??? printf("Max score : %d\n",Max(score));??? printf("Min Score : %d\n",Min(score));??? printf("Average score : %f\n",Avg(sum));??? printf("\n成績排序:\n");??? for(i = 0 ; i < N ; i++)??? {??????? printf("Rank %d's score : %d\n",i+1,score[i]);??? }??? return 0;}
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MinRam
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#include?<stdio.h>
#include?<stdlib.h>
#define?N?10
int?cmp(const?void?*a,const?void?*b){??//?qsort庫函數的自定義比較函數參數。
????return?*(int*)b?-?*(int*)a;????????//?即進行快速排序時候，比較兩個元素的先后順序。
}??????????????????????????????????????//?詳情可以看下qsort庫函數的參數介紹（百度）
int?Sum(int?score[]){
????int?s?=?0,i;
????for(i?=?0?;?i?<?N?;?i++)
????????s?+=?score[i];
????return?s;
}
int?Max(int?score[]){
????return?score[0];
}
int?Min(int?score[]){
????return?score[N-1];
}
double?Avg(int?s){
????return?(s?+?0.0)?/?N;
}
int?main()
{
????int?score[N]={67,98,75,63,82,79,81,91,66,84};
????int?i,sum;
????sum?=?Sum(score);
????qsort(score,N,sizeof(int),cmp);????????????????????//?借用庫函數快速排序，進行數組排序。
????printf("Total?score?:?%d\n",sum);
????printf("Max?score?:?%d\n",Max(score));
????printf("Min?Score?:?%d\n",Min(score));
????printf("Average?score?:?%f\n",Avg(sum));
????printf("\n成績排序:\n");
????for(i?=?0?;?i?<?N?;?i++)
????{
????????printf("Rank?%d's?score?:?%d\n",i+1,score[i]);
????}
????return?0;
}
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