} 编译显示有错：error C4996:'scanf':This function or variable may be unsafe.Consider using scanf_s instead.To disable deprecation,use_CRT_SECURE_NO_WARNINGS.See online help for details.c:\program files\microsoft visual ...
练习c++的输入输出时，编译遇到错误：【error:'cout' was not declared in this scope error:'cin' was not declared in this scope】原错误代码如下：#include<stdio.h>#include<iostream>int main(){ float f,c;为了输出带精度的小数 ...
