Submission #3245845
Source Code Expand
#include<iostream> #include<cstdio> #include<cstring> #include<vector> #include<algorithm> #include<queue> #include<cmath> #include<cstdlib> #include<set> #define LL long long #define LD long double using namespace std; const int NN=250000 +117; const int MM= +117; #define mod1 998244353 #define mod2 1004535809 int read(){ int fl=1,x;char c; for(c=getchar();(c<'0'||c>'9')&&c!='-';c=getchar()); if(c=='-'){fl=-1;c=getchar();} for(x=0;c>='0'&&c<='9';c=getchar()) x=(x<<3)+(x<<1)+c-'0'; return x*fl; } void open(){ freopen("99f.in","r",stdin); //freopen(".out","w",stdout); } void close(){ fclose(stdin); fclose(stdout); } int m,n; multiset<LL> a; char s[NN]={}; LL ksm(LL a,LL b){ LL ret=1; while(b){ if(b&1){ ret*=a; ret%=mod1; } a*=a; a%=mod1; b>>=1; } return ret; } int main(){ //open(); n=read(); scanf("%s",s); LL res=0; LL rev=ksm(mod2,mod1-2); LL p=1; for(int i=0;i<n;++i){ if(s[i]=='+'){ res+=p; res%=mod1; } if(s[i]=='-'){ res-=p; res%=mod1; } if(s[i]=='<'){ p*=rev; p%=mod1; } if(s[i]=='>'){ p*=mod2; p%=mod1; } } p=1; LL tp=0; LL ans=0; for(int i=0;i<n;++i){ a.insert((tp+p*res)%mod1); if(s[i]=='+'){ tp+=p; tp%=mod1; } if(s[i]=='-'){ tp-=p; tp%=mod1; } if(s[i]=='<'){ p*=rev; p%=mod1; } if(s[i]=='>'){ p*=mod2; p%=mod1; } ans+=a.count(tp); } printf("%lld\n",ans); close(); return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Eating Symbols Hard |
User | Hercier |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1531 Byte |
Status | WA |
Exec Time | 2103 ms |
Memory | 12288 KB |
Compile Error
./Main.cpp: In function ‘void open()’: ./Main.cpp:26:29: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("99f.in","r",stdin); ^ ./Main.cpp: In function ‘int main()’: ./Main.cpp:54:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",s); ^
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1200 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, 1.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 2.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 3.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 4.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 5.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.txt, 57.txt, 58.txt, 59.txt, 6.txt, 60.txt, 61.txt, 62.txt, 63.txt, 64.txt, 65.txt, 66.txt, 67.txt, 68.txt, 69.txt, 7.txt, 70.txt, 71.txt, 72.txt, 73.txt, 74.txt, 75.txt, 76.txt, 77.txt, 78.txt, 8.txt, 9.txt, a.txt, b.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
1.txt | AC | 1 ms | 256 KB |
10.txt | WA | 100 ms | 12160 KB |
11.txt | WA | 84 ms | 12160 KB |
12.txt | WA | 1722 ms | 12160 KB |
13.txt | WA | 842 ms | 12160 KB |
14.txt | TLE | 2103 ms | 3840 KB |
15.txt | TLE | 2103 ms | 3840 KB |
16.txt | WA | 104 ms | 12160 KB |
17.txt | WA | 125 ms | 12160 KB |
18.txt | WA | 104 ms | 12160 KB |
19.txt | WA | 106 ms | 12160 KB |
2.txt | AC | 1 ms | 256 KB |
20.txt | WA | 1667 ms | 12160 KB |
21.txt | TLE | 2103 ms | 3712 KB |
22.txt | WA | 106 ms | 12160 KB |
23.txt | WA | 348 ms | 12160 KB |
24.txt | WA | 96 ms | 12160 KB |
25.txt | WA | 94 ms | 12160 KB |
26.txt | WA | 1450 ms | 12160 KB |
27.txt | TLE | 2103 ms | 3840 KB |
28.txt | WA | 104 ms | 12160 KB |
29.txt | WA | 101 ms | 12160 KB |
3.txt | AC | 4 ms | 768 KB |
30.txt | WA | 96 ms | 12160 KB |
31.txt | WA | 109 ms | 12160 KB |
32.txt | WA | 1368 ms | 12160 KB |
33.txt | TLE | 2103 ms | 3712 KB |
34.txt | WA | 108 ms | 12160 KB |
35.txt | WA | 102 ms | 12160 KB |
36.txt | WA | 96 ms | 12160 KB |
37.txt | WA | 100 ms | 12160 KB |
38.txt | WA | 1494 ms | 12160 KB |
39.txt | TLE | 2103 ms | 3840 KB |
4.txt | WA | 103 ms | 12160 KB |
40.txt | WA | 104 ms | 12160 KB |
41.txt | WA | 193 ms | 12160 KB |
42.txt | WA | 97 ms | 12160 KB |
43.txt | WA | 97 ms | 12160 KB |
44.txt | WA | 1910 ms | 12160 KB |
45.txt | TLE | 2103 ms | 3712 KB |
46.txt | AC | 567 ms | 12160 KB |
47.txt | TLE | 2103 ms | 1664 KB |
48.txt | TLE | 2103 ms | 1792 KB |
49.txt | TLE | 2103 ms | 1920 KB |
5.txt | WA | 106 ms | 12160 KB |
50.txt | AC | 101 ms | 12160 KB |
51.txt | TLE | 2103 ms | 1664 KB |
52.txt | WA | 108 ms | 12160 KB |
53.txt | WA | 109 ms | 12160 KB |
54.txt | WA | 96 ms | 12160 KB |
55.txt | WA | 107 ms | 12160 KB |
56.txt | WA | 1495 ms | 12288 KB |
57.txt | TLE | 2103 ms | 3712 KB |
58.txt | WA | 107 ms | 12160 KB |
59.txt | WA | 107 ms | 12160 KB |
6.txt | WA | 331 ms | 12160 KB |
60.txt | WA | 110 ms | 12160 KB |
61.txt | WA | 109 ms | 12160 KB |
62.txt | WA | 146 ms | 12160 KB |
63.txt | WA | 147 ms | 12160 KB |
64.txt | WA | 87 ms | 12160 KB |
65.txt | WA | 84 ms | 12160 KB |
66.txt | WA | 87 ms | 12160 KB |
67.txt | WA | 88 ms | 9596 KB |
68.txt | WA | 55 ms | 6528 KB |
69.txt | WA | 62 ms | 7168 KB |
7.txt | WA | 100 ms | 12160 KB |
70.txt | AC | 70 ms | 7936 KB |
71.txt | WA | 77 ms | 8448 KB |
72.txt | WA | 82 ms | 8960 KB |
73.txt | WA | 100 ms | 12160 KB |
74.txt | WA | 99 ms | 12160 KB |
75.txt | WA | 98 ms | 12160 KB |
76.txt | WA | 106 ms | 12160 KB |
77.txt | WA | 94 ms | 12160 KB |
78.txt | WA | 105 ms | 12160 KB |
8.txt | WA | 96 ms | 12160 KB |
9.txt | WA | 97 ms | 12160 KB |
a.txt | AC | 1 ms | 256 KB |
b.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |