伊莉遊戲
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define MAX 10
#define SWAP(x,y) {int t; t = x; x = y; y = t;}
void selsort(int[]); // 選擇排序
void insort(int[]); // 插入排序
void bubsort(int[]); // 氣泡排序
int main(void) {
int number[MAX] = {0};
int i;
srand(time(NULL));
printf("排序前:");
for(i = 0; i < MAX; i++) {
number = rand() % 100;
printf("%d ", number);
}
printf("\n請選擇排序方式:\n");
printf("(1)選擇排序\n(2)插入排序\n(3)氣泡排序\n:");
scanf("%d", &i);
switch(i) {
case 1:
selsort(number); break;
case 2:
insort(number); break;
case 3:
bubsort(number); break;
default:
printf("選項錯誤(1..3)\n");
}
return 0;
}
void selsort(int number[]) {
int i, j, k, m;
for(i = 0; i < MAX-1; i++) {
m = i;
for(j = i+1; j < MAX; j++)
if(number[j] < number[m])
m = j;
if( i != m)
SWAP(number, number[m])
printf("第 %d 次排序:", i+1);
for(k = 0; k < MAX; k++)
printf("%d ", number[k]);
printf("\n");
}
}
void insort(int number[]) {
int i, j, k, tmp;
for(j = 1; j < MAX; j++) {
tmp = number[j];
i = j - 1;
while(tmp < number) {
number[i+1] = number;
i--;
if(i == -1)
break;
}
number[i+1] = tmp;
printf("第 %d 次排序:", j);
for(k = 0; k < MAX; k++)
printf("%d ", number[k]);
printf("\n");
}
}
void bubsort(int number[]) {
int i, j, k, flag = 1;
for(i = 0; i < MAX-1 && flag == 1; i++) {
flag = 0;
for(j = 0; j < MAX-i-1; j++) {
if(number[j+1] < number[j]) {
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