This problem has denoted a row of students by a string. Where the string contains 2 char ‘A’ and ‘P’ denoting Angry and patients students respectively. Now, the main point every angry student in a row throws a snowball every minute to its next student. Simply put, if a row is like this : As mentioned before each minute any… Read More »Codeforces Angry Students – 1287A solution
This problem is very simple. First You have to input an integer n. Then input a randomized string of n consisting of these five English lowercase letters: ‘z’, ‘e’, ‘r’, ‘o’ and ‘n’. Now the problem said you have to sort/restore the randomized/shuffled string and It is guaranteed that it is possible to rearrange the letters in such a way… Read More »Codeforces 1220 – A. Cards solution
This problem’s main point is each second a boy will let every girl swap positions if a girl is behind the boy. This happens for all the girls and boys who meet the same condition. Sample Input: 5 1 BGBGB Here, if you look at sample input you will see a single string containing only ‘B’ or ‘G’ letters denoting… Read More »Codeforces 266b solution: Queue at the School