Question

用C语言程序 怎么设计程序在屏幕上面画一条正弦曲线

Answer 1

#include<stdio.h>
#include<math.h>
main(){
double y;
int x,m,i;
printf("y=sin(x) [0<x<2*pi]\n");
for(y=1;y>=-1;y-=0.1){
if(y>=0){
m=asin(y)*10;
for(x=1;x<m;x++)printf(" ");
printf("*",m);
for(;x<31-m;x++)printf(" ");
printf("*\n");}
else{
m=-1*asin(y)*10;
for(i=0;i<32;i++)printf(" ");
for(x=1;x<m;x++)printf(" ");
printf("*",m);
for(;x<31-m;x++)printf(" ");
printf("*\n",m);
}
}
}

Answer 2

#include<graphics.h> 得用这个头文件，我在vc++下没法用。

Answer 3

留个名等答案~