fifo

#include<stdio.h>
int main()
{
int i,j,n,a[50],frame[10],no,k,avail,count=0;
        clrscr();
        printf("\n ENTER THE NO. OF PAGES:\n");
        scanf("%d",&n);
        printf("\n ENTER THE PAGES :\n");
        for(i=1;i<=n;i++)
        scanf("%d",&a[i]);
        printf("\n ENTER THE NO. OF FRAMES :");
        scanf("%d",&no);
for(i=0;i<no;i++)
        frame[i]= -999;
            j=0;
            printf("PAGES\t\t PAGE FRAMES\n");
for(i=1;i<=n;i++)
            {
                    printf("After inserting(%d)\t\t",a[i]);
                    avail=0;
                    for(k=0;k<no;k++)
if(frame[k]==a[i])
                        avail=1;
                    if (avail==0)
                    {
                        frame[j]=a[i];
                        j=(j+1)%no;
                        count++;
                        for(k=0;k<no;k++)
                        printf("%d\t",frame[k]);

}
else
{
printf("page Hit");
}

                    printf("\n");
}

            printf("\n\t\tPage Fault Is %d",count);
                getch();
            return 0;
}