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- All Contests
- ProjectEuler+
- Project Euler #1: Multiples of 3 and 5

# Project Euler #1: Multiples of 3 and 5

# Project Euler #1: Multiples of 3 and 5

Contest ends in

_{This problem is a programming version of Problem 1 from projecteuler.net}

If we list all the natural numbers below that are multiples of or , we get and . The sum of these multiples is .

Find the sum of all the multiples of or below .

**Input Format**

First line contains that denotes the number of test cases. This is followed by lines, each containing an integer, .

**Constraints**

**Output Format**

For each test case, print an integer that denotes the sum of all the multiples of or below .

**Sample Input 0**

```
2
10
100
```

**Sample Output 0**

```
23
2318
```

**Explanation 0**

For , if we list all the natural numbers below that are multiples of or , we get and . The sum of these multiples is .

Similarly for , we get .