Easy Finding Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16178 Accepted: 4343 Description Given a M×N matrix A. Aij ∈ {0, 1} (0 ≤ i < M, 0 ≤ j < N), could you find some rows that let every cloumn contains and only contains one 1.…
Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16202 Accepted: 4349 Description Given a M×N matrix A. Aij ∈ {0, 1} (0 ≤ i < M, 0 ≤ j < N), could you find some rows that let every cloumn contains and only contains one 1. Input There a…
Easy Finding Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 15668 Accepted: 4163 Description Given a M×N matrix A. Aij ∈ {0, 1} (0 ≤ i < M, 0 ≤ j < N), could you find some rows that let every cloumn contains and only contains one 1.…
#include<cstdio> #include<cstring> #include<cmath> #include<algorithm> using namespace std; ; ; int A[R][C]; int n,m; int ff[R][R]; int flag; int U[R]; int cnt; int sum[C]; void DFS(int tot,int x,int now) { int ii,i,j; ; if(x==tot)…
"Shortest" pair of paths Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 1215 Accepted: 491 Description A chemical company has an unusual shortest path problem. There are N depots (vertices) where chemicals can be stored. There ar…
题目: BIT has recently taken delivery of their new supercomputer, a 32 processor Apollo Odyssey distributed shared memory machine with a hierarchical communication subsystem. Valentine McKee's research advisor, Jack Swigert, has asked her to benchmark…
