solutions: 577A

solutions/rust/src/bin/577A.rs

@@ -0,0 +1,21 @@
+use std::io;
+
+fn main() {
+    let mut s = String::new();
+    io::stdin().read_line(&mut s).unwrap();
+
+    let a: Vec<f64> = s.split_whitespace().map(|d| d.parse::<f64>().unwrap()).collect();
+
+    let n = a[0];
+    let x = a[1];
+
+    let mut count = 0;
+    for i in 1..=(n.trunc() as u64) {
+        let pos = x / (i as f64);
+        if pos.fract() == 0. && pos <= n {
+            count += 1
+        }
+    }
+
+    println!("{}", count);
+}