题解 | 简写单词

#include <stdio.h>
#include<string.h>
#include<stdlib.h>
int main() {
    char str[101];
    char ch;
    int i = 0 , j = 0;
    while((ch = getchar()) != EOF){
        str[j++] = ch;
        while((ch = getchar()) != ' ' && ch != EOF);
    }
    for(int i = 0; i < j; i++){
        if(str[i] >= 'a' && str[i] <= 'z')
            str[i] = str[i] - 32;
        printf("%c",str[i]);
    }
    return 0;
}

复试练习1