solutions: 617A

solutions/rust/src/bin/617A.rs

@@ -0,0 +1,16 @@
+use std::io;
+
+fn main() {
+    let mut s = String::new();
+    io::stdin().read_line(&mut s).unwrap();
+
+    let steps = s.trim().parse::<u64>().unwrap();
+
+    let mut count = 0;
+    count += steps / 5;
+    if steps % 5 != 0 {
+        count += 1;
+    }
+
+    println!("{}", count); 
+}