Test |
Divisibility by 4 |
Sum of four |

Sum of digits 2020 |
VNT |
Function |

Temirlan's cake |
Numbers ratio |
2+1 |

2020 Palindromes |
U turn |
Cubical squares |

Tommorow's day |
One three-digit number |
Area of triangle |

Cool-divisble numbers |
5th power equation |
Random answer |

Relatively prime with 2020 |
Expanding brackets |
Many digits |

Just sequence |
Squared fours |
2020 digit |

Friendly rooks |
Viet said |
Diameter |

First geometry |
Odd divisors |
Minimizing Fibb |

Not your business |
Angle chasing |
Point O |

Sequenta |
Zero sequence |
Tan-Sin |

Positive product of sums |
Bingo! |
Fancy meal |

5 instead of 1 |