想编写一个能将心形函数图像打印出来的小程序，但是总遇到地址冲突。

Question

// 心形.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include
#include
#include
#include
using namespace std;
#define MAX 360
#define MULTIPLE 1

int main()
{
system("mode con cols=100 lines=100");
void Print_X_O_Y(float* x, float* y, int width, int height, float x_min, float y_min);
float Found_max(float* array);
float Found_min(float* array);
int i,a=20;
int x_width, y_width;
float t = 0;
float x_max, x_min, y_max, y_min;
float x[MAX], y[MAX];
for (i = 0; i < MAX; i++)
{
x[i] = a*(2 * cos(t) - cos(2 * t));
y[i] = a*(2 * sin(t) - sin(2 * t));
t += float(0.0174533);
//cout << x[i] << " " << y[i] << endl;
}
x_max = Found_max(x);
x_min = Found_min(x);
y_max = Found_max(y);
y_min = Found_min(y);
x_width = int(x_max - x_min);
y_width = int(y_max - y_min);
cout << x_max << endl << x_min << endl << y_max << endl << y_min << endl;
cout << x_width << endl << y_width << endl;
Print_X_O_Y(x, y, x_width, y_width,x_min,y_min);
return 0;
}

/*
int main()
{
void Print_X_O_Y(float* x, float* y, int width, int height, float x_min, float y_min);
float a[20], b[20];
int i,j=-10;
for (i = 0; i < 20; i++)
{
a[i] = ' ';
b[i] = ' ';
}
Print_X_O_Y(a, b, 20, 20, -10, -10);
}
/
void Print_X_O_Y(float x, float* y, int width, int height, float x_min, float y_min)//输出图像
{
int w, h, i, j, k;
int X_axis, Y_axis;
int** O_X_Y = NULL;
O_X_Y = (int**)malloc(MULTIPLE*height*sizeof(int*));

for (i = 0; i < height; i++)//建立二维数组并初始化为‘ ’
{
    O_X_Y[i] = (int*)malloc(MULTIPLE*width*sizeof(int));
    memset(O_X_Y[i], ' ', MULTIPLE*width*sizeof(int));
}

for (j = 0; j < MAX; j++)
{
    Y_axis = int(MULTIPLE*(y[j] - y_min));
    for (k = 0; k < MAX; k++)
    {
        X_axis = int(MULTIPLE*(x[k] - x_min));
        if (O_X_Y[Y_axis][X_axis] != '*')
        {
            O_X_Y[Y_axis][X_axis] = '*';
        }
    }
}

for (h = 0; h < MULTIPLE*height; h++)//输出二维数组内容
{
    for (w = 0; w < MULTIPLE*width; w++)
    {
        cout << char(O_X_Y[h][w]);
    }
    cout << endl;
}

}

float Found_max(float* array)//float数组中求最大值
{
int i;
float max;
max = array[0];
for (i = 1; i < MAX; i++)
{
if (max < array[i])
{
max = array[i];
}
}
return max;
}

float Found_min(float* array)//float数组中求最小值
{
int i;
float min;
min = array[0];
for (i = 1; i < MAX; i++)
{
if (min> array[i])
{
min = array[i];
}
}
return min;
}

Answer 1

调试，看哪里报错，检查对应代码，是否内存没有分配或者下标越界。