#include<stdio.h> int compare(char a[],char b[]) {int i,a_length,b_length,min_length;a_length = strlen(a);b_length = strlen(b);/*保證a_length是最小的*/if(a_length > b_length){min_length = b_length;}min_length = a_length;for(i = 0;i < a_length;i++){if(a[i] > b[i])return 1;if(a[i] < a[i])return -1;}/*如果符合i < a_length的a[i]和b[i]都相等*/if(a_length > b_length)return 1;if(a_length < b_length)return -1;if(a_length == b_length)return 0; }int main() {int result;char a[] = "dddd";char b[] = "abcdeff";result = compare(a,b);printf("result is %d",result); }

轉載于:https://my.oschina.net/liangzhenghui/blog/98905

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