# 用C語言實現的鬧鐘程式

`#include<graphics.h>#include<conio.h>#include<math.h>#include<dos.h>#include<stdio.h>void main(){int gd=DETECT,gm;int x=320,y=240,r=200,i,h,m,s,thetamin,thetasec;struct time t;char n[12][3]={"3","2","1","12","11","10","9","8","7","6","5","4"};initgraph(&gd,&gm,"g:\tc\bgi");//圖形磁碟機路徑,根據自己的系統更換。circle(x,y,210);setcolor(4);settextstyle(4,0,5);for(i=0;i<12;i++){if(i!=3)outtextxy(x+(r-14)*cos(M_PI/6*i)-10,y-(r-14)*sin(M_PI/6*i)-26,n[i]);elseouttextxy(x+(r-14)*cos(M_PI/6*i)-20,y-(r-14)*sin(M_PI/6*i)-26,n[i]);}gettime(&t);printf("The current time is: %2d:%02d:%02d.%02d\n",t.ti_hour, t.ti_min,t.ti_sec, t.ti_hund);while(!kbhit()){setcolor(5);setfillstyle(1,5);circle(x,y,10);floodfill(x,y,5);gettime(&t);if(t.ti_min!=m){setcolor(0);line(x,y,x+(r-60)*cos(thetamin*(M_PI/180)),y-(r-60)*sin(thetamin*(M_PI/180)));circle(x+(r-80)*cos(thetamin*(M_PI/180)),y-(r-80)*sin(thetamin*(M_PI/180)),10);line(x,y,x+(r-110)*cos(M_PI/6*h-((m/2)*(M_PI/180))),y-(r-110)*sin(M_PI/6*h-((m/2)*(M_PI/180))));circle(x+(r-130)*cos(M_PI/6*h-((m/2)*(M_PI/180))),y-(r-130)*sin(M_PI/6*h-((m/2)*(M_PI/180))),10);}if(t.ti_hour>12)t.ti_hour=t.ti_hour-12;if(t.ti_hour<4)h=abs(t.ti_hour-3);elseh=15-t.ti_hour;m=t.ti_min;if(t.ti_min<=15)thetamin=(15-t.ti_min)*6;elsethetamin=450-t.ti_min*6;if(t.ti_sec<=15)thetasec=(15-t.ti_sec)*6;elsethetasec=450-t.ti_sec*6;setcolor(4);line(x,y,x+(r-110)*cos(M_PI/6*h-((m/2)*(M_PI/180))),y-(r-110)*sin(M_PI/6*h-((m/2)*(M_PI/180))));circle(x+(r-130)*cos(M_PI/6*h-((m/2)*(M_PI/180))),y-(r-130)*sin(M_PI/6*h-((m/2)*(M_PI/180))),10);line(x,y,x+(r-60)*cos(thetamin*(M_PI/180)),y-(r-60)*sin(thetamin*(M_PI/180)));circle(x+(r-80)*cos(thetamin*(M_PI/180)),y-(r-80)*sin(thetamin*(M_PI/180)),10);setcolor(15);line(x,y,x+(r-70)*cos(thetasec*(M_PI/180)),y-(r-70)*sin(thetasec*(M_PI/180)));delay(1000);setcolor(0);line(x,y,x+(r-70)*cos(thetasec*(M_PI/180)),y-(r-70)*sin(thetasec*(M_PI/180)));}}`

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