Submission #1295133
Source Code Expand
#include "bits/stdc++.h"
using namespace std;
#define OUT(x) cout << #x << " = " << x << endl;
#define rep(i, n) for (int (i) = 0; (i) < (int)(n); (i)++)
#define rer(i, l, r) for (int (i) = (int)(l); (i) <= (int)(r); (i)++)
#define reu(i, l, r) for (int (i) = (int)(l); (i) < (int)(r); (i)++)
#define each(i, v) for (auto i : v)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define pb(x) push_back(x)
#define bp(x) __builtin_popcount(x)
#define mp(x, y) make_pair((x), (y))
#define fi first
#define se second
#define setp(x) setprecision(x)
#define mset(m, v) memset(m, v, sizeof(m))
#define sz(x) (int)(x.size())
static const int INF = 0x3f3f3f3f;
static const long long INFL = 0x3f3f3f3f3f3f3f3fLL;
static const int MOD = 1000000007;
static const double PI = 3.14159265358979;
#define int long long
typedef vector<double> vd;
typedef vector<string> vs;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;
template<typename T> void pv(T a, T b) { for (T i = a; i != b; i ++) cout << *i << " "; cout << endl; }
template<typename T, typename U> inline void amin(T &x, U y) { if (y < x) x = y; }
template<typename T, typename U> inline void amax(T &x, U y) { if (x < y) x = y; }
int in() { int _x; scanf("%d", &_x); return _x; }
long long lin() {long long _x; scanf("%lld", &_x); return _x; };
signed main() {
int n = lin();
vi a(n);
rep(i, n) a[i] = lin();
set<int> s;
s.insert(0);
s.insert(n + 1);
vi pos(n);
rep(i, n) pos[a[i] - 1] = i + 1;
int ans = 0;
rep(i, n) {
auto lb = s.lower_bound(pos[i]);
int left = pos[i] - *(-- lb);
int right = *(++ lb) - pos[i];
ans += left * right * (i + 1);
s.insert(pos[i]);
}
cout << ans << endl;
return 0;
}
Submission Info
Submission Time
2017-05-20 17:02:27+0900
Task
B - Minimum Sum
User
KokiYmgch
Language
C++14 (GCC 5.4.1)
Score
400
Code Size
2288 Byte
Status
AC
Exec Time
123 ms
Memory
12800 KB
Compile Error
./Main.cpp: In function ‘long long int in()’:
./Main.cpp:35:35: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=]
int in() { int _x; scanf("%d", &_x); return _x; }
^
./Main.cpp:35:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
int in() { int _x; scanf("%d", &_x); return _x; }
^
./Main.cpp: In function ‘long long int lin()’:
./Main.cpp:36:50: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
long long lin() {long long _x; scanf("%lld", &_x); return _x; };
^
Judge Result
Set Name
Sample
All
Score / Max Score
0 / 0
400 / 400
Status
Set Name
Test Cases
Sample
example0, example1, example2
All
corner0, corner1, corner2, corner3, example0, example1, example2, maxrand0, maxrand1, maxrand2, rand0, rand1, rand2
Case Name
Status
Exec Time
Memory
corner0
AC
121 ms
12800 KB
corner1
AC
123 ms
12800 KB
corner2
AC
1 ms
256 KB
corner3
AC
77 ms
12800 KB
example0
AC
1 ms
256 KB
example1
AC
1 ms
256 KB
example2
AC
1 ms
256 KB
maxrand0
AC
112 ms
12800 KB
maxrand1
AC
112 ms
12800 KB
maxrand2
AC
112 ms
12800 KB
rand0
AC
1 ms
256 KB
rand1
AC
1 ms
256 KB
rand2
AC
1 ms
256 KB