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public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int t = in.nextInt();
for(int a0 = 0; a0 < t; a0++){
int n = in.nextInt();
int sum = 0;
for (int i = n - 1; i > 0; i--) {
if (i % 3 == 0 || i % 5 == 0) {
sum+= i;
}
}
System.out.println(sum);
}
}
}
I pass all tests except for running time error, Could anyone help me to optimize this code
Project Euler #1: Multiples of 3 and 5
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import java.io.; import java.util.; import java.text.; import java.math.; import java.util.regex.*;
public class Solution {
} I pass all tests except for running time error, Could anyone help me to optimize this code