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算法训练营 训练 1- 47(C语言实现)

忍禁 2022-01-24 阅读 86

输入三个字符串,找出其中最小的字符串。

#include <stdio.h>
#include <string.h>

void * s_get(char *st,int n);
int main(void) {
    char a[100],b[100],c[100];
    int min,a_s,b_s,c_s;
    s_get(a,100);
    s_get(b,100);
    s_get(c,100);
    a_s = strlen(a);
    b_s = strlen(b);
    c_s = strlen(c);
    min = a_s;
    if(min < b_s){
        min = b_s;
    }
    if(min < c_s){
        min = c_s;
    }
    if(min == a_s){
        printf("%s",a);
    }
    else if(min == b_s){
        printf("%s",b);
    }
    else{
        printf("%s",c);
    }
    return 0;
}
void * s_get(char *st,int n){
    char * rev;
    char * find;
    rev = fgets(st,n,stdin);
    if(rev){
        find = strchr(st,'\n');
        if(find){
            * find = '\0';
        }
        else{
            while(getchar() != '\n'){
                continue;
            }
        }
    }
    return rev;
}

输入:

apple
banana
mike

输出:

banana
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