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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#574029 | #9313. Make Max | tim_lmy# | WA | 24ms | 7808kb | C++20 | 2.2kb | 2024-09-18 20:37:01 | 2024-09-18 20:37:02 |
Judging History
answer
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
#define int long long
#define double long double
#define pii pair<int, int>
#define pdd pair<double, double>
#define lowbit(x) (x & -x)
#define all(x) x.begin(), x.end()
#define rep(i, x, y) for(int i = x; i <= y; ++i)
#define per(i, x, y) for(int i = x; i >= y; --i)
using namespace std;
using i32 = int32_t;
using i64 = int64_t;
using i128 = __int128_t;
constexpr i32 N = 1e3 + 10;
constexpr i32 inf = 2e9;
constexpr i64 INF = 1e18;
constexpr i64 mod = 1e9 + 7;
constexpr int dx[] = {-1, 1, 0, 0};
constexpr int dy[] = {0, 0, -1, 1};
inline int iceil(int a, int b) { return (a + b - 1) / b;}
int qpow(int a, int b) { int ans = 1; while(b) { if(b&1) ans *= a; b >>= 1; a *= a;} return ans;}
template <class T> class fenwick{
private: int n; vector<T> tree;
public:
fenwick(int _n = 0):n(_n + 1), tree(_n + 1, 0) {}
void add(int i, T d){
for( ; i < n; i += (i&-i)) tree[i] += d;
}
T ask(int i){
T sum = 0;
for( ; i; i -= (i&-i)) sum += tree[i];
return sum;
}
T ask(int l, int r){
return ask(r) - ask(l-1);
}
int kth(T k) {
int x = 0;
for (int i = 1 << __lg(n); i; i >>= 1) {
if (x + i <= n && k >= tree[x + i - 1]) {
x += i;
k -= tree[x - 1];
}
}
return x;
}
};
void solve() {
int n; cin >> n;
vector<int> a(n+2);
vector<int> b(n+2);
vector<int> c(n+2);
int maxn = 0;
for(int i = 1; i <= n; i++) {
cin >> a[i];
maxn = max(maxn, a[i]);
b[i] = maxn;
}
maxn = 0;
for(int i = n; i >= 1; i--) {
maxn = max(maxn, a[i]);
c[i] = maxn;
}
int ans = 0;
for(int i = 1; i <= n; i++) {
if(a[i] > b[i-1]) {
ans += max(i - 1, 0LL);
}
if(a[i] > c[i+1]) {
ans += max(n - i, 0LL);
}
}
cout << ans << '\n';
}
int32_t main() {
std::ios::sync_with_stdio(false), std::cin.tie(NULL);
i32 T = 1; std::cin >> T;
while(T--) solve();
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3544kb
input:
4 2 1 2 2 2 2 7 1 1 1 2 2 2 2 3 1 2 3
output:
1 0 3 3
result:
ok 4 number(s): "1 0 3 3"
Test #2:
score: -100
Wrong Answer
time: 24ms
memory: 7808kb
input:
2 198018 875421126 585870339 471894633 383529988 625397685 944061047 704695631 105113224 459022561 760848605 980735314 847376362 980571959 329939331 644635272 326439858 752879510 837384394 175179068 182094523 397239381 1199016 185143405 279638454 252374970 822030887 860312140 137248166 993229443 164...
output:
343522 512590
result:
wrong answer 1st numbers differ - expected: '4084978', found: '343522'