趣味编程2.c

绘制余弦曲线和直线
在屏幕上显示0°~360°的cos(x)曲线和f(x) = 45*(y - 1) + 31 的迭加图形。其中cos(x)图形用“*”表示,f(x)图形用“+”表示,在两个图形的交点处则用f(x)图形的符号。
代码案例:

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

int main()
{
	double y;
	int m,n,x,yy;
	
	for (yy = 0; yy <= 20; yy++)
	{
		y = 0.1 * yy;
		m = acos(1 - y) * 10;
		n = 45 * (y - 1) + 31;
		for (x = 0; x <= 62; x++)
		{
			if (x == m && x == n)
			printf ("+");
			else if (x == n)
			printf ("+");
			else if (x == m || x == 62 - m)
			printf ("*");
			else
			printf (" ");
		}
		printf ("\n");
	}
	
	return 0;
}

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转载自blog.csdn.net/qq_40383812/article/details/84488070