Submission #11425915
Source Code Expand
// #pragma GCC optimize("Ofast")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
// #pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define FAST std::ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define DECIMAL(n) std::cout << std::fixed;std::cout << std::setprecision(n);
#define hell 1000000007
#define narak 998244353
#define PI 3.14159265358979323844
#define mp make_pair
#define eb emplace_back
#define pb push_back
#define fi first
#define se second
#define all(v) v.begin(), v.end()
#define endl "\n"
#define sqr(a) (a)*(a)
#define __lcm(m,n) m*(n/__gcd(m,n))
#define inputarr(a,n) for(int xxx=0;xxx<n;++xxx) cin>>(a)[xxx]
#define sz(a) (int)a.size()
#define sl(a) (int)a.length()
#define display(x) for(auto &a:x) cout<<a<<" ";cout<<endl
#define debug cerr<<"bhau"<<endl
#define between(n,a,b) (a<=n&&n<=b)
#define elasped_time 1.0 * clock() / CLOCKS_PER_SEC
#define trace(...) __f(#__VA_ARGS__, __VA_ARGS__)
template <typename Arg1>
void __f(const char* name, Arg1&& arg1){
std::cerr << name << " : " << arg1 << endl;
}
template <typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args){
const char* comma = strchr(names + 1, ',');std::cerr.write(names, comma - names) << " : " << arg1<<" | ";__f(comma+1, args...);
}
template<typename T, typename U> static inline void amin(T &x, U y) {
if (y < x)
x = y;
}
template<typename T, typename U> static inline void amax(T &x, U y) {
if (x < y)
x = y;
}
template<typename T,typename U> std::ostream& operator<<(std::ostream& out, std::pair<T,U> a) {
out<<a.fi<<" "<<a.se;
return out;
}
template<typename T,typename U> std::istream& operator>>(std::istream& in, std::pair<T,U> &a) {
in>>a.fi>>a.se;
return in;
}
inline long long toint(const std::string &s) {std::stringstream ss; ss << s; long long x; ss >> x; return x;}
inline std::string tostring(long long number) {std::stringstream ss; ss << number; return ss.str();}
inline std::string tobin(long long x) {return std::bitset<63>(x).to_string();}
std::mt19937_64 rng(std::chrono::steady_clock::now().time_since_epoch().count());
#define ll long long
#define pii std::pair<int, int>
#define vi vector<int>
#define vvi vector<vi >
#define vii vector<pii >
#define point complex<ll>
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
/*----------------------Graph Moves----------------*/
//const int fx[]={+1,-1,+0,+0};
//const int fy[]={+0,+0,+1,-1};
//const int fx[]={+0,+0,+1,-1,-1,+1,-1,+1}; // Kings Move
//const int fy[]={-1,+1,+0,+0,+1,+1,-1,-1}; // Kings Move
//const int fx[]={-2, -2, -1, -1, 1, 1, 2, 2}; // Knights Move
//const int fy[]={-1, 1, -2, 2, -2, 2, -1, 1}; // Knights Move
/*------------------------------------------------*/
//primes for hashing 937,991,1013,1409,1741
using namespace std;
using namespace __gnu_pbds;
void meowmeow321()
{
string s;
cin>>s;
int n=sl(s);
ll ans=2ll*n*(n-1);
for (int i = 0; i < n; ++i) {
if(s[i]=='U'){
ans-=n-1-i;
}else{
ans-=i;
}
}
cout<<ans<<endl;
}
signed main()
{
FAST;
int testcases=1;
//cin>>testcases;
for(int i=0;i<testcases;++i)
{
meowmeow321();
}
cerr<<endl<<"Time Elasped : "<<elasped_time<<endl;
return 0;
}
Submission Info
Submission Time |
|
Task |
B - Evilator |
User |
vjudge5 |
Language |
C++14 (GCC 5.4.1) |
Score |
400 |
Code Size |
3482 Byte |
Status |
AC |
Exec Time |
2 ms |
Memory |
512 KB |
Judge Result
Set Name |
Sample |
All |
Score / Max Score |
0 / 0 |
400 / 400 |
Status |
|
|
Set Name |
Test Cases |
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, s1.txt, s2.txt |
Case Name |
Status |
Exec Time |
Memory |
01.txt |
AC |
2 ms |
512 KB |
02.txt |
AC |
2 ms |
512 KB |
03.txt |
AC |
2 ms |
512 KB |
04.txt |
AC |
2 ms |
512 KB |
05.txt |
AC |
2 ms |
512 KB |
06.txt |
AC |
2 ms |
512 KB |
07.txt |
AC |
2 ms |
512 KB |
08.txt |
AC |
1 ms |
512 KB |
09.txt |
AC |
1 ms |
256 KB |
10.txt |
AC |
1 ms |
256 KB |
s1.txt |
AC |
1 ms |
256 KB |
s2.txt |
AC |
1 ms |
256 KB |