code block c++ exception

Question

hi,

i m making clock in code blocks C++ but it giving an exception kindly check the given code and help me out as soon as possible

------CODE------

#include <graphics.h>

#include <time.h>

int main()

{

int gd=DETECT;

int gm;

initgraph(&gd,&gm,"C:\\TC\\BGI");

time_t rawTime;

struct tm * currentTime;

char a[100];

while(1)

{

rawTime =time(NULL);

currentTime=localtime(&rawTime);

strftime(a,100,"%I:%M:%S",currentTime);

setcolor(11);

settextstyle(3,HORIZ_DIR,10);

outtextxy(200,100,a);

strftime(a,100,"%p",currentTime);

settextstyle(3,HORIZ_DIR,2);

outtextxy(600,8,a);

strftime(a,100,"%a,%d %b,%y",currentTime);

settextstyle(3,HORIZ_DIR,5);

outtextxy(310,130,a);

delay(1000);

}

getch();

closegraph();

}