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#include <stdio.h>
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#include <stdlib.h>
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typedef struct {
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int age;
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} CompareObj;
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// 比较函数,用于 qsort
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int compare(const void *a, const void *b) {
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CompareObj *objA = (CompareObj *)a;
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CompareObj *objB = (CompareObj *)b;
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return (objA->age - objB->age); // 按从小到大排序
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}
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void printObj(CompareObj obj) {
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printf("我的年龄:%d\n", obj.age);
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}
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int main() {
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CompareObj objs[3]; // 初始化对象数组
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objs[0].age = 20; objs[1].age = 30; objs[2].age = 25;
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qsort(objs, 3, sizeof(CompareObj), compare);
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for (int i = 0; i < 3; i++)
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printObj(objs[i]);
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return 0;
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}
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