Can someone connect two java files together? Thank you

importjava.io.*;

publicclassFIFO {

publicstaticvoidmain(String[]args) throwsIOException

{

BufferedReader br= newBufferedReader(newInputStreamReader(System.in));

intframes, pointer= 0, hit= 0, fault= 0,ref_len;

intbuffer[];

intreference[];

intmem_layout[][];

System.out.println("Please enter the number of Frames: ");

frames= Integer.parseInt(br.readLine());

System.out.println("Please enter the length of the Reference string: ");

ref_len= Integer.parseInt(br.readLine());

reference= newint[ref_len];

mem_layout= newint[ref_len][frames];

buffer= newint[frames];

for(intj= 0; j< frames; j++)

buffer[j] = -1;

System.out.println("Please enter the reference string: ");

for(inti= 0; i< ref_len; i++)

{

reference[i] = Integer.parseInt(br.readLine());

}

System.out.println();

for(inti= 0; i< ref_len; i++)

{

intsearch= -1;

for(intj= 0; j< frames; j++)

{

if(buffer[j] == reference[i])

{

search= j;

hit++;

break;

}

}

if(search== -1)

{

buffer[pointer] = reference[i];

fault++;

pointer++;

if(pointer== frames)

pointer= 0;

}

for(intj= 0; j< frames; j++)

mem_layout[i][j] = buffer[j];

}

for(inti= 0; i< frames; i++)

{

for(intj= 0; j< ref_len; j++)

System.out.printf("%3d ",mem_layout[j][i]);

System.out.println();

}

System.out.println("The number of Hits: "+ hit);

System.out.println("Hit Ratio: "+ (float)((float)hit/ref_len));

System.out.println("The number of Faults: "+ fault);

}

}

importjava.util.Scanner;

publicclassLRU {

publicstaticintmin(intcounter[],intnFrames)

{

intminimum= counter[0];

intpos= 0;

for(inti=0;iif(minimum> counter[i])

pos= i;

}

returnpos;

}

publicstaticvoidmain(String[]args) {

// TODOcode application logic here

Scanner s= newScanner(System.in);

intn,recent= 0,pageFault= 0,nFrames;

System.out.print("Enter the number of pages: ");

n= s.nextInt();

intpageString[] = newint[n];

System.out.print("Enter the page reference string: ");

for(inti=0;i

pageString[i]=s.nextInt();

System.out.print(" Enter the number of frames: ");

nFrames= s.nextInt();

intframes[] = newint[nFrames];

intcounter[] = newint[nFrames];

for(inti=0;i

{ frames[i] = 0;

counter[i] = 0;//here 0 referes an empty space in frame

}

for(inti=0;i

{intflag=0;

for(intj=0;j

{

if(frames[j] == pageString[i])

{flag=1;

counter[j] = recent++; //counter holds which frame is recently used,

//recently used page in frame will have a bigger number

//and least recently used page in frame will have a lower number

break;

}

}

if(flag== 0)

{

for(intj=0;j

{if(frames[j] == 0)

{ frames[j] = pageString[i];

counter[j] = recent++;

flag=1;

pageFault++;

break;

}

}

}

if(flag== 0){

intPositionToreplace= min(counter,nFrames);

frames[PositionToreplace] = pageString[i];

counter[PositionToreplace] = recent++;

pageFault++;

}

//print frames

System.out.println();

for(intj=0;j

{

System.out.print(frames[j]+" ");

}

}

System.out.print(" Page Fault: "+pageFault);

}

}