1 回答printf ("年齡：%d歲\n",age); 中age的作用

1 回答"年齡：%d 歲\n", age

2 回答printf("我今年%d歲！\n", age); age是干嗎的

1 回答printf("我今年%d歲！\n", age);

3 回答#include <stdio.h> int main() { int age=18; /*這里定義年齡*/ printf("我今年%d歲！\n", age); return 0; }