oj.uz

답안 #336642

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
336642 2020-12-16T07:42:29 Z monkey8 Progression (NOI20_progression) C++14
35 / 100
 972 ms 69484 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <map>
#include <cstdio>
#include <utility> 
#include <queue>
#include <math.h>
#include <set>
#include <bitset>
#include <cmath>
#include <bitset>
#include <cstring>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
const int MAXN = 300010;
struct node {
    int maxleft, maxright, maxtot;
    ll kleft, kright, valleft, valright;
} st[MAXN << 2];
ll lazy[MAXN << 2];
int lazyClear[MAXN << 2];
int lazyS[MAXN << 2];
int lazyC[MAXN << 2];
ll val[MAXN];
int left(int p) {
    return (p << 1);
}
int right(int p) {
    return (p << 1) + 1;
}
node merge(node p1, int l1, int r1, node p2, int l2, int r2) {
    node newNode = node{p1.maxleft, p2.maxright, max(p1.maxtot, max(p2.maxtot, 2)), p1.kleft, p2.kright, p1.valleft, p2.valright};
    int num1 = r1 - l1 + 1;
    int num2 = r2 - l2 + 1;
    if(num1 == p1.maxleft) {
        if(p1.maxleft == 1 && p2.maxleft == 1) {
            newNode.maxleft = 2;
            newNode.kleft = p2.valleft - p1.valright;
        }
        else if(p1.maxleft == 1) {
            if(p2.valleft - p1.valright == p2.kleft) {
                newNode.maxleft = 1 + p2.maxleft;
                newNode.kleft = p2.kleft;
            }
            else {
                newNode.maxleft = 2;
                newNode.kleft = p2.valleft - p1.valright;
            }
        }
        else if(p2.maxleft == 1) {
            if(p2.valleft - p1.valright == p1.kleft) {
                newNode.maxleft = p1.maxleft + 1;
                newNode.kleft = p1.kleft;
            }
        }
        else {
            if(p1.kleft == p2.kleft && p2.valleft - p1.valright == p1.kleft) {
                newNode.maxleft = p1.maxleft + p2.maxleft;
                newNode.kleft = p1.kleft;
            }
            else if(p2.valleft - p1.valright == p1.kleft) {
                newNode.maxleft = p1.maxleft + 1;
                newNode.kleft = p1.kleft;
            }
        }
    }
    if(num2 == p2.maxright) {
        if(p1.maxright == 1 && p2.maxright == 1) {
            newNode.maxright = 2;
            newNode.kright = p2.valleft - p1.valright;
        }
        else if(p1.maxright == 1) {
            if(p2.valleft - p1.valright == p2.kright) {
                newNode.maxright = 1 + p2.maxright;
                newNode.kright = p2.kright;
            }
        }
        else if(p2.maxright == 1) {
            if(p2.valleft - p1.valright == p1.kright) {
                newNode.maxright = p1.maxright + 1;
                newNode.kright = p1.kright;
            }
            else {
                newNode.maxright = 2;
                newNode.kright = p2.valleft - p1.valright;
            }
        }
        else {
            if(p1.kright == p2.kright && p2.valleft - p1.valright == p1.kright) {
                newNode.maxright = p1.maxright + p2.maxright;
                newNode.kright = p1.kright;
            }
            else if(p2.valleft - p1.valright == p2.kright) {
                newNode.maxright = 1 + p2.maxright;
                newNode.kright = p2.kright;
            }
        }
    }
    if(p1.maxright == 1 && p2.maxleft == 1) newNode.maxtot = max(newNode.maxtot, 2);
    else if(p1.maxright == 1) {
        if(p2.valleft - p1.valright == p2.kleft) newNode.maxtot = max(newNode.maxtot, 1 + p2.maxleft);
    }
    else if(p2.maxleft == 1) {
        if(p2.valleft - p1.valright == p1.kright) newNode.maxtot = max(newNode.maxtot, p1.maxright + 1);
    }
    else {
        if(p1.kright == p2.kleft && p2.valleft - p1.valright == p1.kright) newNode.maxtot = max(newNode.maxtot, p1.maxright + p2.maxleft);
        else if(p2.valleft - p1.valright == p1.kright) newNode.maxtot = max(newNode.maxtot, p1.maxright + 1);
        else if(p2.valleft - p1.valright == p2.kleft) newNode.maxtot = max(newNode.maxtot, 1 + p2.maxleft);
    }
    return newNode;
}
void build(int p, int L, int R) {
    if(L == R) st[p] = node{1, 1, 1, 0, 0, val[L], val[R]};
    else {
        build(left(p), L, (L + R)/2);
        build(right(p), (L + R)/2 + 1, R);
        st[p] = merge(st[left(p)], L, (L + R)/2, st[right(p)], (L + R)/2 + 1, R);
    }
}
void push(int p, int L, int R) {
    st[p].valleft += lazyS[p] + lazyC[p] * (ll)L;
    st[p].valright += lazyS[p] + lazyC[p] * (ll)R;
    st[p].kleft += lazyC[p];
    st[p].kright += lazyC[p];
    if(L != R) {
        lazyS[left(p)] += lazyS[p];
        lazyC[left(p)] += lazyC[p];
        lazyS[right(p)] += lazyS[p];
        lazyC[right(p)] += lazyC[p];
    }
    lazyS[p] = 0;
    lazyC[p] = 0;
}
void update(int p, int L, int R, int i, int j, ll valS, ll valC) {
    push(p, L, R);
    if(i > R || j < L) return;
    if(L >= i && R <= j) {
        lazyS[p] = valS;
        lazyC[p] = valC;
        push(p, L, R);
        return;
    }
    update(left(p), L, (L + R)/2, i, j, valS, valC);
    update(right(p), (L + R)/2 + 1, R, i, j, valS, valC);
    st[p] = merge(st[left(p)], L, (L + R)/2, st[right(p)], (L + R)/2 + 1, R);
}
node query(int p, int L, int R, int i, int j) {
    //push(p, L, R);
    if(i > R || j < L) return node{-1, 0, 0, 0, 0, 0, 0};
    if(L >= i && R <= j) return st[p];
    node p1 = query(left(p), L, (L + R)/2, i, j);
    node p2 = query(right(p), (L + R)/2 + 1, R, i, j);
    if(p1.maxleft == -1) return p2; 
    if(p2.maxleft == -1) return p1;
    return merge(p1, L, (L + R)/2, p2, (L + R)/2 + 1, R);
}
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    int n, q; cin >> n >> q;
    for(int i = 0; i < n; i++)
        cin >> val[i];
    build(1, 0, n - 1);
    for(int i = 0; i < q; i++) {
        int x; cin >> x;
        if(x == 3) {
            int l, r; cin >> l >> r;
            cout << query(1, 0, n - 1, l - 1, r - 1).maxtot << '\n';
        }
        else if(x == 1) {
            int l, r; ll s, c; cin >> l >> r >> s >> c;
            update(1, 0, n - 1, l - 1, r - 1, s - (ll)(l - 1) * c, c);
        }
    }
}

Subtask #1
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 199 ms 60268 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 492 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 356 ms 59116 KB Output is correct
2 Correct 116 ms 3052 KB Output is correct
3 Correct 118 ms 3080 KB Output is correct
4 Correct 114 ms 3052 KB Output is correct
5 Correct 116 ms 3180 KB Output is correct
6 Correct 115 ms 3308 KB Output is correct
7 Correct 115 ms 3248 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 414 ms 57792 KB Output is correct
12 Correct 354 ms 59244 KB Output is correct
13 Correct 425 ms 57732 KB Output is correct
14 Correct 422 ms 57664 KB Output is correct
15 Correct 369 ms 59200 KB Output is correct
16 Correct 424 ms 59756 KB Output is correct
17 Correct 416 ms 59628 KB Output is correct
18 Correct 414 ms 59628 KB Output is correct
19 Correct 359 ms 58988 KB Output is correct
20 Correct 359 ms 59116 KB Output is correct
21 Correct 357 ms 59116 KB Output is correct

Subtask #4
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 282 ms 66028 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 356 ms 59116 KB Output is correct
2 Correct 116 ms 3052 KB Output is correct
3 Correct 118 ms 3080 KB Output is correct
4 Correct 114 ms 3052 KB Output is correct
5 Correct 116 ms 3180 KB Output is correct
6 Correct 115 ms 3308 KB Output is correct
7 Correct 115 ms 3248 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 414 ms 57792 KB Output is correct
12 Correct 354 ms 59244 KB Output is correct
13 Correct 425 ms 57732 KB Output is correct
14 Correct 422 ms 57664 KB Output is correct
15 Correct 369 ms 59200 KB Output is correct
16 Correct 424 ms 59756 KB Output is correct
17 Correct 416 ms 59628 KB Output is correct
18 Correct 414 ms 59628 KB Output is correct
19 Correct 359 ms 58988 KB Output is correct
20 Correct 359 ms 59116 KB Output is correct
21 Correct 357 ms 59116 KB Output is correct
22 Incorrect 972 ms 69484 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 199 ms 60268 KB Output isn't correct
2 Halted 0 ms 0 KB -