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Rooted by: Are there three
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  • Description

    If x contains the digit 3 return true, otherwise return false

     Code 
    using System.Linq;

public class Kumite {
  public static bool IsThree(int x) =>
    $"{x}".Any(x => x == '3');
}
     Test Cases 
    using NUnit.Framework;

namespace Tests {
  
  [TestFixture]
  class TestsClass {
  
    [Test]
    public void Tests() {
      Assert.IsFalse(Kumite.IsThree(525458));
      Assert.IsFalse(Kumite.IsThree(2222));
      
      Assert.IsTrue(Kumite.IsThree(354523));
      Assert.IsTrue(Kumite.IsThree(748504231));
    }
  }
  
  
}
    View Run Output
  • Code
    • fn solution(x: i32) -> bool {
    • x.to_string().chars().any(|x| x == '3')
    • using System.Linq;
    • public class Kumite {
    • public static bool IsThree(int x) =>
    • $"{x}".Any(x => x == '3');
    • }
     Test Cases
    • // Add your tests here.
    • // See https://doc.rust-lang.org/stable/rust-by-example/testing/unit_testing.html
    • using NUnit.Framework;
    • #[cfg(test)]
    • mod tests {
    • use super::*;
    • #[test]
    • fn test_add() {
    • assert_eq!(solution(525458), false);
    • assert_eq!(solution(2222), false);
    • assert_eq!(solution(354523), true)
    • namespace Tests {
    • [TestFixture]
    • class TestsClass {
    • [Test]
    • public void Tests() {
    • Assert.IsFalse(Kumite.IsThree(525458));
    • Assert.IsFalse(Kumite.IsThree(2222));
    • Assert.IsTrue(Kumite.IsThree(354523));
    • Assert.IsTrue(Kumite.IsThree(748504231));
    • }
    • }
    • }
    • }