Submission #1113402
Source Code Expand
#include<cstdio> #include<algorithm> #define MN 110001 #define ll long long using namespace std; ll read_p,read_ca; inline ll read(){ read_p=0;read_ca=getchar(); while (read_ca<'0'||read_ca>'9') read_ca=getchar(); while (read_ca>='0'&&read_ca<='9') read_p=read_p*10+read_ca-48,read_ca=getchar(); return read_p; } const int MOD=1e9+7; int n,a[MN],b[MN],_a=0,_b=0,mla[MN],mlb[MN],da[MN],db[MN]; ll s[MN],A,B; inline void M(int &x){while(x>=MOD)x-=MOD;while(x<=0)x+=MOD;} inline int ask(int x,int v[]){int mmh=0;for(;x;x-=-x&x)M(mmh+=v[x]);return mmh;} inline int cg(int x,int V,int v[]){M(V);for(;x<=n;x+=-x&x)M(v[x]+=V);} int main(){ register int i; n=read();A=read();B=read(); for (i=1;i<=n;i++){ s[i]=read(); while (s[i]-s[_a+1]>=A) _a++; while (s[i]-s[_b+1]>=B) _b++; da[i]=_a;db[i]=_b; } mla[1]=1;mlb[1]=1; for (i=2;i<=n;i++) mla[i]=s[i]-s[i-1]>=A?mla[i-1]:i,mlb[i]=s[i]-s[i-1]>=B?mlb[i-1]:i; cg(1,1,a); cg(1,1,b); for (i=2;i<=n;i++){ if (db[i]+1>=mla[i-1]) _b=ask(db[i]+1,a)-ask(mla[i-1]-1,a); if (da[i]+1>=mlb[i-1]) cg(i,ask(da[i]+1,b)-ask(mlb[i-1]-1,b),a); if (db[i]+1>=mla[i-1]) cg(i,_b,b); } printf("%d\n",(ask(n,a)-ask(mla[n]-1,a)+ask(n,b)-ask(mlb[n]-1,b))%MOD); }
Submission Info
Submission Time | |
---|---|
Task | C - Division into Two |
User | swm_sxt |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1243 Byte |
Status | WA |
Exec Time | 42 ms |
Memory | 3328 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1100 | ||||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt, s4.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, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.txt, 57.txt, 58.txt, 59.txt, 60.txt, 61.txt, 62.txt, 63.txt, 64.txt, s1.txt, s2.txt, s3.txt, s4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 42 ms | 3328 KB |
02.txt | WA | 38 ms | 3328 KB |
03.txt | AC | 39 ms | 3328 KB |
04.txt | WA | 36 ms | 3328 KB |
05.txt | AC | 34 ms | 3328 KB |
06.txt | WA | 31 ms | 3328 KB |
07.txt | AC | 39 ms | 3328 KB |
08.txt | WA | 38 ms | 3328 KB |
09.txt | AC | 39 ms | 3328 KB |
10.txt | WA | 39 ms | 3328 KB |
11.txt | AC | 26 ms | 3328 KB |
12.txt | AC | 32 ms | 3328 KB |
13.txt | WA | 38 ms | 3328 KB |
14.txt | WA | 38 ms | 3328 KB |
15.txt | WA | 35 ms | 3328 KB |
16.txt | AC | 14 ms | 3328 KB |
17.txt | AC | 16 ms | 3328 KB |
18.txt | AC | 19 ms | 3328 KB |
19.txt | AC | 20 ms | 3328 KB |
20.txt | WA | 30 ms | 3328 KB |
21.txt | AC | 32 ms | 3328 KB |
22.txt | AC | 18 ms | 3200 KB |
23.txt | AC | 24 ms | 3328 KB |
24.txt | AC | 29 ms | 3328 KB |
25.txt | AC | 36 ms | 3328 KB |
26.txt | WA | 35 ms | 3328 KB |
27.txt | WA | 35 ms | 3328 KB |
28.txt | WA | 33 ms | 3328 KB |
29.txt | WA | 31 ms | 3328 KB |
30.txt | AC | 31 ms | 3328 KB |
31.txt | WA | 29 ms | 3328 KB |
32.txt | WA | 28 ms | 3328 KB |
33.txt | WA | 26 ms | 3328 KB |
34.txt | WA | 20 ms | 3328 KB |
35.txt | AC | 22 ms | 3200 KB |
36.txt | AC | 21 ms | 3328 KB |
37.txt | AC | 26 ms | 3328 KB |
38.txt | AC | 23 ms | 3328 KB |
39.txt | AC | 36 ms | 3328 KB |
40.txt | AC | 16 ms | 3328 KB |
41.txt | AC | 15 ms | 3328 KB |
42.txt | AC | 6 ms | 2560 KB |
43.txt | AC | 32 ms | 3328 KB |
44.txt | AC | 32 ms | 3328 KB |
45.txt | AC | 33 ms | 3328 KB |
46.txt | AC | 32 ms | 3328 KB |
47.txt | AC | 33 ms | 3328 KB |
48.txt | AC | 33 ms | 3328 KB |
49.txt | AC | 0 ms | 128 KB |
50.txt | AC | 0 ms | 128 KB |
51.txt | AC | 0 ms | 128 KB |
52.txt | AC | 0 ms | 128 KB |
53.txt | AC | 0 ms | 128 KB |
54.txt | AC | 0 ms | 128 KB |
55.txt | AC | 0 ms | 128 KB |
56.txt | AC | 0 ms | 128 KB |
57.txt | AC | 0 ms | 128 KB |
58.txt | AC | 0 ms | 128 KB |
59.txt | AC | 0 ms | 128 KB |
60.txt | AC | 1 ms | 128 KB |
61.txt | AC | 0 ms | 128 KB |
62.txt | AC | 0 ms | 128 KB |
63.txt | AC | 0 ms | 128 KB |
64.txt | AC | 1 ms | 128 KB |
s1.txt | AC | 0 ms | 128 KB |
s2.txt | AC | 0 ms | 128 KB |
s3.txt | AC | 0 ms | 128 KB |
s4.txt | AC | 0 ms | 128 KB |