C-附加名称的排序编号
我是一个编程初学者,有人能帮我解决这个问题吗? 这段代码是为公牛和奶牛的游戏,我需要做名人堂的猜测。名人堂还需要有玩家的名字才能进入C-附加名称的排序编号,c,arrays,function,sorting,C,Arrays,Function,Sorting,我是一个编程初学者,有人能帮我解决这个问题吗? 这段代码是为公牛和奶牛的游戏,我需要做名人堂的猜测。名人堂还需要有玩家的名字才能进入 for (b = 0; b < ch - 1; b++) { for (c = 0; c < ch - b - 1; c++) { if (array[c] > array[c + 1]) { sort = array[c]; array[c] = array[c + 1];
for (b = 0; b < ch - 1; b++) {
for (c = 0; c < ch - b - 1; c++) {
if (array[c] > array[c + 1]) {
sort = array[c];
array[c] = array[c + 1];
array[c + 1] = sort;
//sorting the guessing result in ascending order
}
}
}
//printing to a file
printf("Sorted list in ascending order:\n");
for (b = 0; b < ch; b++)
printf("%d\n", array[b]);
fprintf(file, "Sorting: %s %d\n", user_name, ch);
fclose(file);
(b=0;b结构
中,并拥有一个该结构的数组
。然后简单地使用标准的qsort
函数对数组进行排序
可能是这样的:
#include <stdio.h>
#include <stdlib.h>
// Define a type to hold the score together with the name of the player
typedef struct
{
char name[42];
int score;
} PlayerStats;
// Make a compare function to be used by qsort
int cmpfunc (const void * a, const void * b){
const PlayerStats* pA = a;
const PlayerStats* pB = b;
if (pA->score > pB->score) return -1;
if (pA->score < pB->score) return 1;
return 0;
}
// A function for printing the players and their score
void print_stats(PlayerStats *ps, size_t n)
{
for(size_t i=0; i<n; ++i) printf("%s : score=%d\n", ps[i].name, ps[i].score);
}
int main(){
// Make an array of players with scores.
PlayerStats player_stats[3] = {{"p1", 17}, {"p2", 9}, {"p3", 42}};
size_t numElements = sizeof player_stats / sizeof player_stats[0];
size_t sizeElement = sizeof player_stats[0];
printf("Unsorted:\n");
print_stats(player_stats, numElements);
// Use the standard qsort for sorting the array
qsort(player_stats, numElements, sizeElement, cmpfunc);
printf("Sorted:\n");
print_stats(player_stats, numElements);
return 0;
}
请在此处尝试:
如果需要升序排序,只需更改比较函数,如下所示:
int cmpfunc (const void * a, const void * b){
const PlayerStats* pA = a;
const PlayerStats* pB = b;
if (pA->score > pB->score) return 1; // Change -1 to 1
if (pA->score < pB->score) return -1; // Change 1 to -1
return 0;
}
int-cmpfunc(常数无效*a,常数无效*b){
常数PlayerStats*pA=a;
常量PlayerStats*pB=b;
如果(pA->score>pB->score)返回1;//将-1更改为1
如果(pA->scorescore)返回-1;//将1更改为-1
返回0;
}
能否在问题正文中更明确地描述您的问题?此外,请尝试以下操作:
int cmpfunc (const void * a, const void * b){
const PlayerStats* pA = a;
const PlayerStats* pB = b;
if (pA->score > pB->score) return 1; // Change -1 to 1
if (pA->score < pB->score) return -1; // Change 1 to -1
return 0;
}