写一个函数，统计字符串里小写字母的个数c语言

例题1 ：#include #include #define LENGTH 128 void main() { int i = 0; int count = 0; char str[LENGTH] = {0}; printf("Please input the string:"); str = gets(); while(str[i] != '\0') { if(islower(str[i])) { cou