新月

Problem Description       Peter is studying in the third grade of elementary school. His teacher of geometry often gives him difficult home tasks.       At the last lesson the students were studyi

Problem Description A number of rectangular posters, photographs and other pictures of the same shape are pasted on a wall. Their sides are all vertical or horizontal. Each rectangle can be partial

Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others) Total Submission(s): 181    Accepted Submission(s): 42 Problem Description Archaeologists find ruins of