代码一、#include"graphics.h" #include<stdio.h> #include<time.h> main() {int i; int gdriver=DETECT,gmode; initgraph(&gdriver, &gmode, "d:\\tc"); for(i=0;i<=100;i++) {setcolor(i); setlinestyle(0,0,1); setfillstyle(1,3); circle(300, 240, 100-i); floodfill(300, 240,i); delay(9e245); } getch(); closegraph(); } 代码二、#include"graphics.h" #include<stdio.h> #include<time.h> main() {int i; int gdriver=DETECT,gmode; initgraph(&gdriver,&gmode,"d:\\tc"); for(i=0;i<=100;i++) {setcolor(i); setlinestyle(0,0,1); setfillstyle(1,i); circle(300, 240, 100-i); floodfill(300, 240,i); delay(9e245); } getch(); closegraph(); }

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