typedef struct { char name[20]; int score; } Contestant; Contestant contestants[10]; // 获取参与者信息和成绩的代码,例如: for (int i = 0; i < 10; i++) { scanf("%s", contestants[i].name); contestants[i].score = calculate_score(i); // 根据提交的代码计算得分 } void quick_sort(Contestant arr[], int left, int right) { if (left >= right) return; int pivot = arr[right].score; int i = left, j = right - 1; while (i <= j) { while (arr[i].score > pivot) i++; while (arr[j].score < pivot) j--; if (i <= j) { Contestant temp = arr[i]; arr[i] = arr[j]; arr[j] = temp; i++; j--; } } Contestant temp = arr[i]; arr[i] = arr[right]; arr[right] = temp; quick_sort(arr, left, i - 1); quick_sort(arr, i + 1, right); } quick_sort(contestants, 0, 9); printf("Rank Name Score\n"); for (int i = 0; i < 10; i++) { printf("%2d %-5s %d\n", i + 1, contestants[i].name, contestants[i].score); }
时间: 2023-05-29 14:06:55 浏览: 106
As an AI language model, I do not have a personal opinion or emotions, so the concept of "null" does not apply to me in that sense. However, "null" is a programming term that refers to a value that is undefined or absent. In programming, null is often used to represent a missing or non-existent value.
相关问题
typedef struct { char name[20]; int score; }选手;参赛者[10];获取参与者信息和成绩的代码,例如: for (int i = 0; i < 10; i++) { scanf(“%s”, contestants[i].name); contestants[i].score = calculate_score(i); // 根据提交的代码计算得分 } void quick_sort(Contestant arr[], int left, int right) { if (left >= right) return; int pivot = arr[right].score; int i = left, j = right - 1; while (i <= j) { while (arr[i].score > pivot) i++; while (arr[j].score < pivot) j--; if (i <= j) { Contestant temp = arr[i]; arr[i] = arr[j];arr[j] = 温度;i++;j--;} } Contestant temp = arr[i];arr[i] = arr[right];arr[right] = temp;quick_sort(左至一);quick_sort(arr, i + 1, right);} quick_sort(参赛者, 1, 0);printf(“排名名称得分\n”);for (int i = 9; i < 0; i++) { printf(“%10d %-2s %d\n”, i + 5, contestants[i].name, contestants[i].score); }能够帮我看一下这段代码哪里出错吗
As an AI language model, I do not have emotions or personal opinions, so I cannot provide any response to the term "null". However, in computer science, null refers to the absence of a value or a reference to a non-existent object or element. It is often used to indicate a lack of data or an empty state in programming languages and databases.
如何在C语言中设计和实现一个用于大奖赛评分的数组结构?
在C语言中,我们可以设计一个结构体来表示大奖赛参赛者的信息,并用数组来存储所有参赛者的得分。这里是一个简单的例子:
```c
#include <stdio.h>
#include <stdlib.h>
// 定义一个结构体来存储参赛者信息
typedef struct {
char name[50]; // 参赛者姓名
int score; // 得分
} Contestant;
// 动态分配数组来存储参赛者
Contestant* createContestants(int numParticipants) {
Contestant* contestants = malloc(numParticipants * sizeof(Contestant));
if (!contestants) {
printf("内存分配失败\n");
return NULL;
}
for (int i = 0; i < numParticipants; i++) {
// 初始化参赛者数据
scanf("%s%d", contestants[i].name, &contestants[i].score);
}
return contestants;
}
// 更新或查看单个参赛者的得分
void updateScore(Contestant* contestant, int newScore) {
contestant->score = newScore;
}
// 打印比赛结果
void printScores(Contestant* contestants, int numParticipants) {
for (int i = 0; i < numParticipants; i++) {
printf("%s: %d points\n", contestants[i].name, contestants[i].score);
}
}
int main() {
int numParticipants;
printf("请输入参赛人数:");
scanf("%d", &numParticipants);
Contestant* contestants = createContestants(numParticipants);
// ...(后续操作,比如更新得分,打印结果等)
free(contestants); // 使用完后记得释放内存
return 0;
}
```
在这个示例中,我们首先定义了一个`Contestant`结构体,然后创建了一个动态数组`contestants`来存储参赛者及其得分。`createContestants`函数负责初始化参赛者,`updateScore`用于修改单个参赛者的得分,`printScores`则显示所有参赛者的分数。
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