-
Notifications
You must be signed in to change notification settings - Fork 0
/
tripletSum.java
56 lines (53 loc) · 1.41 KB
/
tripletSum.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
import java.util.*;
import java.lang.*;
import java.io.*;
class GFG
{
public static boolean threeSum(int arr[],int x){
Arrays.sort(arr);
for(int i=0;i<arr.length;i++){
int j = i+1;
int k = arr.length-1;
while(j<k){
if(arr[i]+arr[j]+arr[k]==x)
return true;
else if(arr[i]+arr[j]+arr[k]>x)
k--;
else
j++;
}
}
return false;
}
public static void main (String[] args)
{
Scanner sc = new Scanner(System.in);
int testCases = sc.nextInt();
while(testCases-->0){
int size = sc.nextInt();
int x = sc.nextInt();
int sum = 0 ;
boolean count = false;
int arr[] = new int[size];
for(int i=0;i<size;i++){
arr[i] = sc.nextInt();
}
//// not
// for(int i=0;i<size-2;i++){
// for(int j=i+1;j<size-1;j++){
// for(int k=j+1;k<size;k++){
// sum = arr[i] + arr[j] + arr[k];
// if(sum==x){
// count = true;
// }
// }
// }
// }
if(threeSum(arr,x))
System.out.println("1");
else{
System.out.println("0");
}
}
}
}