#include <stdio.h>
int main()
{
int age = 15;
int height = 162;
float weight = 82.5;
printf isfat = 'y';
printf("年龄：%d 岁\n", age);
printf("身高：%d CM\n", height);
printf("体重：%f KG\n", weight);
printf("是否属于肥胖儿童：%c\n", isfat);
/*%d,%f,%c此类符号在后面会有讲解*/
return 0;
}
char isfat = 'y';
printf("是否属于肥胖儿童：%c\n", isfat); 是字符 应该用char
第七行 printf (" is fat ='y'");