47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void readString(char** stringPtrPtr, int stringCount) {
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char tempStringPtr[81] = {0};
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int i = 0;
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for (i = 0; i < stringCount; i++) {
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scanf("%80s", tempStringPtr);//读入临时字符串
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stringPtrPtr[i] = malloc(strlen(tempStringPtr) + 1);//创建一个和temp一样大的空间
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strcpy(stringPtrPtr[i], tempStringPtr);//把temp 复制进新申请的地址里
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}
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}
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void swap(char** a, char** b) {
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char* tmp = *a;
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*a = *b;
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*b = tmp;
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}
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int main() {
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int n = 0;
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int i = 0;
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char** stringPtrArrayPtr;//指向字符串指针数组的指针，字符串指针数组的大小要根据N的数量确定有几个指针
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int moved = 1;
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scanf("%d", &n);
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stringPtrArrayPtr = (char**) malloc(sizeof(int* ) * n);//根据N的大小决定要多少个字符串指针
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readString(stringPtrArrayPtr, n);
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while(moved) {
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moved = 0;
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for (i = 0; i < n - 1; i++) {
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if (strcmp(stringPtrArrayPtr[i], stringPtrArrayPtr[i+1]) > 0) {
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//若前面的比后面的大，就交换
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moved = 1;
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swap(&stringPtrArrayPtr[i], &stringPtrArrayPtr[i+1]);
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}
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}
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}
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for (i = 0; i < n; i++) {
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printf("%s\n", stringPtrArrayPtr[i]);
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}
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return 0;
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} |