题解 | #最长&最短文本#

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

int main() {
    char s[1000][1001]; 
    int k = 0;
    int minlen = 1001, maxlen = 0; 

    // 读取输入，直到文件结束
    while (fgets(s[k], sizeof(s[0]), stdin)) {
        if (feof(stdin)) // 检查是否到达文件结束
            break;
        s[k][strcspn(s[k], "\n")] = '\0'; // 去掉fgets读取的换行符

        int len = strlen(s[k]);
        minlen = len < minlen ? len : minlen;
        maxlen = len > maxlen ? len : maxlen;

        k++;
    }

    // 输出最短字符串
    for (int i = 0; i < k; i++) {
        if (strlen(s[i]) == minlen)
            printf("%s\n", s[i]);
    }

    // 输出最长字符串
    for (int i = 0; i < k; i++) {
        if (strlen(s[i]) == maxlen)
            printf("%s\n", s[i]);
    }

    return 0;
}