Surprise Language Round 6

Solutions for Surprise Language Round 6 (contest 188). 4/4 problems verified against sample I/O. Difficulty range: 1300-1400.

4 items

Surprise Language Round 6

Type: Special | Problems: 4 | Verified: 4/4 | Rating range: 1300-1400 | Time: 6m 43s

Problem Name Rating Tags Solve Time Verified
B A + Reverse B 1300 *special, implementation 1m 55s ✓
C LCM 1400 *special, implementation, math 1m 59s ✓
E HQ9+ 1400 *special, implementation 1m 17s ✓
F Binary Notation 1400 *special, implementation 1m 32s ✓
Practice › Codeforces Solutions › Surprise Language Round 6 ›

CF 188B - A + Reverse B

We are asked to compute the sum of a number a and the reverse of another number b. Reversing a number means reading its digits from right to left and treating the result as an integer.
codeforces competitive-programming *special implementation May 29, 2026
Practice › Codeforces Solutions › Surprise Language Round 6 ›

CF 188C - LCM

We are given two positive integers and need to compute their least common multiple. The least common multiple, usually abbreviated as LCM, is the smallest positive integer that both numbers divide evenly.
codeforces competitive-programming *special implementation math May 29, 2026
Practice › Codeforces Solutions › Surprise Language Round 6 ›

CF 188E - HQ9+

We are given a single string representing a program written in the joke language HQ9+. Most characters do nothing, but four specific uppercase characters are meaningful. The instruction H prints "Hello, World!
codeforces competitive-programming *special implementation May 29, 2026
Practice › Codeforces Solutions › Surprise Language Round 6 ›

CF 188F - Binary Notation

We are given a single positive integer and must print its representation in base 2. In other words, instead of writing the number using decimal digits from 0 to 9, we must write it using only binary digits, 0 and 1.
codeforces competitive-programming *special implementation May 29, 2026