Sliding WindowTime Limit: 12000MS Memory Limit: 65536KTotal Submissions: 32104 Accepted: 9528Case Time Limit: 5000MSDescriptionAn array of size n ≤ 106 is given to you. There is a sliding window of sizek which is moving from the very left of the
F. Letter GridConsider the following letter grid:E R A T ATSRAUTUThere are 7 ways to read the word TARTU fromthe grid:E R A T ATSRAUTUE R A T ATSRAUTUE R A T ATSRAUTUE R A T
#include<stdio.h>#include<stdlib.h>using namespace std;#define NUM 50 +5int main(){ int n,total,average,step,hgt[NUM]; int i,count=1; while(scanf("%d",&n),n){ memset(hgt,0,sizeof(hgt)); total=0;
Largest Submatrix of All 1’sTime Limit: 5000MS Memory Limit: 131072KTotal Submissions: 4546 Accepted: 1700Case Time Limit: 2000MSDescriptionGiven a m-by-n (0,1)-matrix, of all its submatrices of all 1’s which is the largest? By largest we mean that
#include"stdio.h"#include"string.h"#define MAX 1000void LCSLength(int m,int n,char x[],char y[],int c[][1000]){ int i,j; for (i = 0; i <=m; i++) for (j= 0; j<=n; j++) c[i][j] = 0; for (i = 1; i <=m; i++) for (j = 1; j <=n; j++)
FliptileTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 2648 Accepted: 1022DescriptionFarmer John knows that an intellectually satisfied cow is a happy cow who will give more milk. He has arranged a brainy activity for cows in which they
The Water BowlsTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 3790 Accepted: 1483DescriptionThe cows have a line of 20 water bowls from which they drink. The bowls can be either right-side-up (properly oriented to serve refreshing cool
SumsetsTime Limit: 2000MS Memory Limit: 200000KTotal Submissions: 10974 Accepted: 4419DescriptionFarmer John commanded his cows to search for different sets of numbers that sum to a given number. The cows use only numbers that are an integer power
第一次提交逾時了;終點只有一個,起點有多個,想多次Dijkstra來著,結果毫無懸念地逾時瞭然後想起周三劉學長說多的一點------貌似就是超級匯點(為了借題需要虛構出的一個頂點)使編號為0的虛擬超級匯點,到各個起點有一條單向的,權值無為0的邊然後從超級匯點開始尋找,這樣只需一次Dijkstra就OK了#include<iostream>using namespace std;const int N=1005;const int maxint=100000000;int map[N]
Apple CatchingTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 6381 Accepted: 3096DescriptionIt is a little known fact that cows love apples. Farmer John has two apple trees (which are conveniently numbered 1 and 2) in his field, each full