Submission #1098456
Source Code Expand
#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < n; i++)
#define rep1(i,n) for(int i = 1; i < n; i++)
#define repv(i,n) for(int i = n-1; i >= 0; i--)
#define fi first
#define sc second
#define pb push_back
using namespace std;
typedef long long ll;
char BUF[3500000];
inline void I(int&a){scanf("%d",&a);}
inline void I(int&a,int&b){scanf("%d%d",&a,&b);}
inline void I(int&a,int&b,int&c){scanf("%d%d%d",&a,&b,&c);}
inline void I(int&a,int&b,int&c,int&d){scanf("%d%d%d%d",&a,&b,&c,&d);}
inline void L(ll&a){scanf("%I64d",&a);}
inline void L(ll&a,ll&b){scanf("%I64d%I64d",&a,&b);}
inline void L(ll&a,ll&b,ll&c){scanf("%I64d%I64d%I64d",&a,&b,&c);}
inline void L(ll&a,ll&b,ll&c,ll&d){scanf("%I64d%I64d%I64d%I64d",&a,&b,&c,&d);}
inline void S(string&str){str.clear();scanf("%s",BUF);int s=strlen(BUF);rep(i,s)str.pb(BUF[i]);}
inline void SV(vector<int>&v){v.clear();scanf("%s",BUF);int s=strlen(BUF);rep(i,s)if('a'<=BUF[i]&&BUF[i]<='z')v.pb(BUF[i]-'a');else v.pb(BUF[i]-'A');}
const auto EPS = 1e-10;
const auto INF = 100000000;
const auto MOD = 1000000007;
typedef pair<ll,ll> P;
int n;
ll a, b;
ll s[100000];
ll dp[100000][2];
int main(){
I(n);
//L(a,b);
//rep(i,n) L(s[i]);
cin >> a >> b;
rep(i,n) cin >> s[i];
if(a > b) swap(a,b);
for(int i = 2; i < n; i++) if(s[i]-s[i-2] < a){
cout << 0 << endl;
return 0;
}
dp[0][0] = 1; dp[0][1] = 1;
ll it = 0, sum = 1;
bool fl = false;
for(int i = 1; i < n; i++){
if(fl){
fl = false;
sum = 0;
it = i-2;
}
dp[i][0] = dp[i-1][1];
if(s[i]-s[i-1] >= a) dp[i][0] = (dp[i][0]+dp[i-1][0])%MOD;
else fl = true;
while(s[i]-s[it] >= b) sum = (sum+dp[it++][1])%MOD;
dp[i][1] = sum;
}
cout << (dp[n-1][0]+dp[n-1][1])%MOD << endl;
}
Submission Info
Submission Time
2017-02-06 15:11:44+0900
Task
C - Division into Two
User
gasin
Language
C++14 (GCC 5.4.1)
Score
1100
Code Size
1958 Byte
Status
AC
Exec Time
123 ms
Memory
2688 KB
Compile Error
./Main.cpp: In function ‘void L(ll&)’:
./Main.cpp:16:37: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘ll* {aka long long int*}’ [-Wformat=]
inline void L(ll&a){scanf("%I64d",&a);}
^
./Main.cpp: In function ‘void L(ll&, ll&)’:
./Main.cpp:17:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘ll* {aka long long int*}’ [-Wformat=]
inline void L(ll&a,ll&b){scanf("%I64d%I64d",&a,&b);}
^
./Main.cpp:17:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘ll* {aka long long int*}’ [-Wformat=]
./Main.cpp: In function ‘void L(ll&, ll&, ll&)’:
./Main.cpp:18:63: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘ll* {aka long long int*}’ [-Wformat=]
inline void L(ll&a,ll&b,ll&c){scanf("%I64d%I64d%I64d",&a,&b,&c);}
^
./Main.cpp:18:63: warning: form...
Judge Result
Set Name
Sample
All
Score / Max Score
0 / 0
1100 / 1100
Status
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
120 ms
2560 KB
02.txt
AC
111 ms
2560 KB
03.txt
AC
120 ms
2560 KB
04.txt
AC
117 ms
2560 KB
05.txt
AC
106 ms
2560 KB
06.txt
AC
116 ms
2560 KB
07.txt
AC
113 ms
2560 KB
08.txt
AC
112 ms
2560 KB
09.txt
AC
122 ms
2560 KB
10.txt
AC
120 ms
2560 KB
11.txt
AC
119 ms
2688 KB
12.txt
AC
121 ms
2560 KB
13.txt
AC
95 ms
2560 KB
14.txt
AC
114 ms
2560 KB
15.txt
AC
117 ms
2560 KB
16.txt
AC
47 ms
2560 KB
17.txt
AC
66 ms
2560 KB
18.txt
AC
87 ms
2560 KB
19.txt
AC
67 ms
2560 KB
20.txt
AC
57 ms
2560 KB
21.txt
AC
69 ms
2560 KB
22.txt
AC
73 ms
2560 KB
23.txt
AC
43 ms
2560 KB
24.txt
AC
63 ms
2560 KB
25.txt
AC
101 ms
2560 KB
26.txt
AC
93 ms
2560 KB
27.txt
AC
91 ms
2560 KB
28.txt
AC
93 ms
2560 KB
29.txt
AC
82 ms
2560 KB
30.txt
AC
81 ms
2560 KB
31.txt
AC
62 ms
2560 KB
32.txt
AC
84 ms
2560 KB
33.txt
AC
98 ms
2560 KB
34.txt
AC
63 ms
2560 KB
35.txt
AC
100 ms
2560 KB
36.txt
AC
46 ms
2560 KB
37.txt
AC
46 ms
2560 KB
38.txt
AC
46 ms
2560 KB
39.txt
AC
123 ms
2560 KB
40.txt
AC
44 ms
2560 KB
41.txt
AC
57 ms
2560 KB
42.txt
AC
45 ms
1024 KB
43.txt
AC
122 ms
2560 KB
44.txt
AC
122 ms
2560 KB
45.txt
AC
122 ms
2560 KB
46.txt
AC
120 ms
2560 KB
47.txt
AC
118 ms
1024 KB
48.txt
AC
120 ms
1024 KB
49.txt
AC
3 ms
256 KB
50.txt
AC
2 ms
256 KB
51.txt
AC
2 ms
256 KB
52.txt
AC
2 ms
256 KB
53.txt
AC
2 ms
256 KB
54.txt
AC
3 ms
256 KB
55.txt
AC
3 ms
256 KB
56.txt
AC
3 ms
256 KB
57.txt
AC
3 ms
256 KB
58.txt
AC
2 ms
256 KB
59.txt
AC
2 ms
256 KB
60.txt
AC
2 ms
256 KB
61.txt
AC
2 ms
256 KB
62.txt
AC
2 ms
256 KB
63.txt
AC
3 ms
256 KB
64.txt
AC
2 ms
256 KB
s1.txt
AC
2 ms
256 KB
s2.txt
AC
2 ms
256 KB
s3.txt
AC
2 ms
256 KB
s4.txt
AC
2 ms
256 KB