init

problems/p1/src/main.rs

@@ -0,0 +1,18 @@
+fn multiples(input: u32) -> u32 {
+    let mut sum = 0;
+    for i in 1..input {
+        if i % 3 == 0 {
+            sum += i;
+            continue;
+        }
+        if i % 5 == 0 {
+            sum += i;
+            continue;
+        }
+    }
+    sum
+}
+
+fn main() {
+    println!("10: {}", multiples(1000));
+}