题解 | 简写单词

#include <stdio.h>

int main() {
	char word[100][51] = { ' ' };
	for (int i = 0; scanf("%s", &word[i]) != -1; i++) {
	}
	int j = 0;
	while (word[j][0] != '\0') {
		if (word[j][0] < 97) {
			printf("%c", word[j][0]);
		}
		else {
			printf("%c", word[j][0]-32);
		}
		j++;
	}
	return 0;
}