Description While Patrick was gone shopping, Spongebob decided to play a little trick on his friend. The naughty Sponge browsed through Patrick's personal stuff and found a sequence a1, a2, ..., am of length m, consisting of integers from 1 to n, not…

B. Spongebob and Joke Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/599/problem/B Description While Patrick was gone shopping, Spongebob decided to play a little trick on his friend. The naughty Sponge browsed through Pat…

B. Spongebob and Joke time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output While Patrick was gone shopping, Spongebob decided to play a little trick on his friend. The naughty Sponge browsed th…

B. Spongebob and Joke time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output While Patrick was gone shopping, Spongebob decided to play a little trick on his friend. The naughty Sponge browsed th…

B. Spongebob and Joke     While Patrick was gone shopping, Spongebob decided to play a little trick on his friend. The naughty Sponge browsed through Patrick's personal stuff and found a sequence a1, a2, ..., am of length m, consisting of integers fr…

D. Spongebob and Squares Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/599/problem/D Description Spongebob is already tired trying to reason his weird actions and calculations, so he simply asked you to find all pairs of…

http://codeforces.com/problemset/problem/599/D 题意:给出一个数x,问你有多少个n*m的网格中有x个正方形,输出n和m的值. 思路: 易得公式为:$\sum_{i=0}^{n}(n-i)(m-i) $ 化简得:$\left [ n(n+1)-\frac{n(n+1)}{2}\right ]*m+\frac{n(n+1)(n+2)}{6}-\frac{n(n+1)}{2}*n$ 将n作为小的数,枚举n即可. #include<iostream> #i…

D. Spongebob and Squares   Spongebob is already tired trying to reason his weird actions and calculations, so he simply asked you to find all pairs of n and m, such that there are exactly x distinct squares in the table consisting of n rows and m col…

水 A - Patrick and Shopping #include <bits/stdc++.h> using namespace std; int main(void) { int d1, d2, d3; scanf ("%d%d%d", &d1, &d2, &d3); printf ("%d\n", min (min (2 * (min (d1, d2) + d3), 2 * (d1 + d2)), d1 + d2 + d…

C. Day at the Beach Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/599/problem/C Description One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unab…