小编ART*_*HUR的帖子

#include <iostream>
#include <fstream>
#include <stdio.h>
#include <math.h>

我需要这个代码的帮助.我的编译器一直要求我使用-fpermissive选项,但我不知道在哪里输入它.我已经粘贴了下面的代码和显示的错误.

using namespace std;

int cx = 0, cy = 0;

double x =0, y=0,  r = 5;


int main(){

ofstream myfile;

myfile.open("dingo.txt");

for(int g =0 ; g <= 360; g++)

//find x and y

//Get points of a circle.

x = cx + r * cos(g);

y = cy + r * sin(g);

//This is what pops up below:

//In function int main()':

//Error: name lookup of 'g' changed for ISO …