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EqStackHack.java
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EqStackHack.java
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import java.io.*;
import java.math.*;
import java.text.*;
import java.util.*;
import java.util.regex.*;
public class Solution{
static int itr,plus;
static int equalStacks(int[] h1, int[] h2, int[] h3) {
int x=0,y=0,z=0,a,b,c,as,bs,cs,ad=0,bd=0,cd=0,check;
a=sum(h1);
b=sum(h2);
c=sum(h3);
as=a;
bs=b;
cs=c;
do{
check=Math.min(a,b);
check=Math.min(c,check);
if(a>check){
ad+=h1[x++];
a=as-ad;
}
if(b>check){
bd+=h2[y++];
b=bs-bd;
}
if(c>check){
cd+=h3[z++];
c=cs-cd;
}
}while(a!=b||b!=c);
return a;
}
static int sum(int[] stack){
itr=stack.length-1;
plus=0;
while(itr>=0){
plus+=stack[itr--];
}
return plus;
}
private static final Scanner scanner = new Scanner(System.in);
public static void main(String[] args) throws IOException {
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));
String[] n1N2N3 = scanner.nextLine().split(" ");
int n1 = Integer.parseInt(n1N2N3[0].trim());
int n2 = Integer.parseInt(n1N2N3[1].trim());
int n3 = Integer.parseInt(n1N2N3[2].trim());
int[] h1 = new int[n1];
String[] h1Items = scanner.nextLine().split(" ");
for (int h1Itr = 0; h1Itr < n1; h1Itr++) {
int h1Item = Integer.parseInt(h1Items[h1Itr].trim());
h1[h1Itr] = h1Item;
}
int[] h2 = new int[n2];
String[] h2Items = scanner.nextLine().split(" ");
for (int h2Itr = 0; h2Itr < n2; h2Itr++) {
int h2Item = Integer.parseInt(h2Items[h2Itr].trim());
h2[h2Itr] = h2Item;
}
int[] h3 = new int[n3];
String[] h3Items = scanner.nextLine().split(" ");
for (int h3Itr = 0; h3Itr < n3; h3Itr++) {
int h3Item = Integer.parseInt(h3Items[h3Itr].trim());
h3[h3Itr] = h3Item;
}
int result = equalStacks(h1, h2, h3);
bufferedWriter.write(String.valueOf(result));
bufferedWriter.newLine();
bufferedWriter.close();
}
}