armstrong number program using rust

arm.rs

@@ -0,0 +1,26 @@
+use std::io;
+fn main() {
+    println!("Enter a Number: ");
+    let mut num = String::new();
+    io::stdin()
+        .read_line(&mut num)
+        .expect("Error reading number");
+    let mut n = num.trim()
+               .parse::<u32>()
+             .unwrap();
+	let t=n;
+	let mut r;
+	let mut s=0;
+	while n>0
+	{
+		r=n%10;
+		s=s+r*r*r;
+		n=n/10;
+	}
+	if s==t {
+		println!("{} is an armstrong number",s);
+	}
+	else {
+		println!("{} is not an a armstrong number",s);
+	}
+}

prime.rs

@@ -0,0 +1,28 @@
+use std::io;
+fn main() {
+    println!("Enter a Number: ");
+    let mut num = String::new();
+    io::stdin()
+        .read_line(&mut num)
+        .expect("Error reading number");
+    let mut n = num.trim()
+               .parse::<u32>()
+             .unwrap();
+
+	let mut c=0;
+	for i in 1..n+1
+	{
+		c=0;
+		for j in 1..i+1
+		{
+			if i%j==0
+			{
+				c=c+1;
+			}
+		}
+		if(c==2)
+		{
+			println!("{}",i);
+		}
+	}
+}