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Started working Project Euler problems

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Java
- .idea
  - workspace.xml
- src/main/java/problems/project_euler
  - MultiplesOf3And5.java

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	`1`	`+package problems.project_euler;`
	`2`	`+`
	`3`	`+import java.util.ArrayList;`
	`4`	`+`
	`5`	`+/**`
	`6`	`+ * If we list all the natural numbers below 10 that are multiples of 3 or 5, we get`
	`7`	`+ * 3, 5, 6 and 9.`
	`8`	`+ * The sum of these multiples is 23.`
	`9`	`+ *`
	`10`	`+ * Find the sum of all the multiples of 3 or 5 below 1000.`
	`11`	`+ */`
	`12`	`+`
	`13`	`+public class MultiplesOf3And5 {`
	`14`	`+`
	`15`	`+ public static void main(String[] args) {`
	`16`	`+ System.out.println(multiplesBelowN(1000));`
	`17`	`+ }`
	`18`	`+`
	`19`	`+ private static int multiplesBelowN(int n){`
	`20`	`+ int sum = 0;`
	`21`	`+ for (int i = 0; i < 1000; i++) {`
	`22`	`+ if (i % 3 == 0 \|\| i % 5 == 0)`
	`23`	`+ sum += i;`
	`24`	`+ }`
	`25`	`+ return sum;`
	`26`	`+ }`
	`27`	`+}`

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