Strobogrammatic number Strobogrammatic number A strobogrammatic number is a number whose numeral is rotationally symmetric, so that it appears the same when rotated 180 degrees. In other words, the numeral looks the same right-side up and upside down (e.g., 69, 96, 1001). A strobogrammatic prime is a strobogrammatic number that is also a prime number, i.e., a number that is only divisible by one and itself (e.g., 11). It is a type of ambigram, words and numbers that retain their meaning when viewed from a different perspective, such as palindromes. When written using standard characters (ASCII), the numbers, 0, 1, 8 are
Side grip Side grip The side grip is a technique for shooting a handgun in which the weapon is rotated about ninety degrees and held horizontally instead of vertically (as is normally done). Shooting a gun in this way has no practical benefit under most circumstances and makes proper aiming very difficult, but the style has become somewhat popular in hip hop culture and among street criminals (who do not often use the gun sight) due to its portrayal in American film and television since the early 1990s. Holding a weapon sideways has long been equated with risky and indiscriminate shooting. For