Below is my program

#include<opencv\cv.h>
#include<opencv\highgui.h>
using namespace cv;
int main()
{
    IplImage* img = cvLoadImage("C:\\Users\\garry\\Admin\\Desktop\\ab.jpg");
    cvNamedWindow("a",CV_WINDOW_AUTOSIZE);
    cvShowImage("a",img);
    cvWaitKey(0);
    cvReleaseImage(&img);
    cvDestroyWindow("a");
    return 0;

clude<opencv\cv.h>

include<opencv\highgui.h>

using namespace cv; int main() { IplImage* img = cvLoadImage("C:\Users\garry\Admin\Desktop\Ab.png"); cvShowImage("a",img); cvWaitKey(0); cvReleaseImage(&img);
cvNamedWindow("a",CV_WINDOW_AUTOSIZE); cvDestroyWindow("a"); return 0;

}