Submission #1439796
Source Code Expand
/* - - 这次如果Ac我吃土 */ #include <iostream> #include <cstdio> #include <cmath> #include <vector> #include <cstring> #include <stack> #include <queue> #include <algorithm> #include <set> #include <map> #define pb push_back #define mp make_pair #define INF 9999999 #define LINF 9999999999999999 #define SINF "%" #define uint unsigned int #define msn(a,v) memset(a,v,sizeof(a)) #define ms(a) msn(a,0) #define NONE -1 #define ll long long #define ull unsigned ll #define uchar unsigned char #define sint short int #define usint unsigned sint #define xsize(a) sizeof(a)/1024/1024 #define fr(aaaaa,bbbbb) for(aaaaa = 1;aaaaa <= bbbbb;aaaaa++) #define frr(aaaaa,bbbbb,ccccc) for(aaaaa = ccccc;aaaaa <= bbbbb;aaaaa++) using namespace std; #define MAXN 1000 #define MOD 1000000007 ll n,a,b; ll data[MAXN]; ll dp[MAXN]; int main(){ //freopen("C.txt","r",stdin); data[0] = -1000000000000; cin >> n >> a >> b; for(int i = 1;i <= n;i++) cin >> data[i]; ms(dp); dp[0] = 1; ll now = 0; ll lastpos = 0; for(int i = 1;i <= n;i++){ //在 (0,i] 之间找到最小的lastpos,使data[i]和data[lastpos]不可以被同时放到Y中 for(;lastpos < i && data[i] - data[lastpos] >= b;lastpos++){ now += dp[lastpos]; if(now >= MOD) now -= MOD; } dp[i] = now; if(data[i] - data[i-1] < a){ now = 0; lastpos = i-1; } } for(int i = lastpos;i <= n;i++){ now += dp[i]; if(now >= MOD) now -= MOD; } cout << now << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Multiple Array |
User | interestingLSY |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1546 Byte |
Status | RE |
Exec Time | 100 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||||
Status |
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Set Name | Test Cases |
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Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | RE | 96 ms | 256 KB |
02.txt | RE | 98 ms | 256 KB |
03.txt | RE | 98 ms | 256 KB |
04.txt | RE | 98 ms | 256 KB |
05.txt | RE | 98 ms | 256 KB |
06.txt | RE | 100 ms | 256 KB |
07.txt | WA | 1 ms | 256 KB |
08.txt | RE | 99 ms | 256 KB |
09.txt | RE | 97 ms | 256 KB |
10.txt | RE | 98 ms | 256 KB |
11.txt | WA | 1 ms | 256 KB |
12.txt | WA | 1 ms | 256 KB |
13.txt | WA | 1 ms | 256 KB |
14.txt | RE | 99 ms | 256 KB |
15.txt | WA | 1 ms | 256 KB |
16.txt | WA | 1 ms | 256 KB |
s1.txt | WA | 1 ms | 256 KB |
s2.txt | WA | 1 ms | 256 KB |