시간 제한메모리 제한제출정답맞힌 사람정답 비율
2 초 (추가 시간 없음) 1024 MB (추가 메모리 없음)18015914.516%

문제

빛이 섬 곳곳을 비추기 시작하자, 각 집에 깃든 힘의 흐름이 달라지기 시작했다. 시간에 따라 힘은 이리저리 옮겨졌고, 그 흔적은 조용히 기록되었다.

사람들은 힘의 흐름이 지나간 모든 순간을 되짚으며, 그 안에서 가장 강했던 결합의 순간을 찾아내고자 했다.

그들이 나눈 힘의 흐름을 따라가고, 잃어버린 기록을 되찾아라.


섬의 마을에는 $N$개의 집이 일렬로 놓여 있으며, 집은 왼쪽부터 차례대로 $1$부터 $N$까지의 번호가 붙어 있다.

$0$일째에 집 $i$는 $a_i$만큼의 힘을 지니고 있었다.

시간이 지남에 따라 집들 사이에서 힘이 이동하는 현상이 $M$일 동안 일어났다. 구체적으로, $i$번째 날에는 $x_i$번 마을의 힘이 $v_i$만큼 증가하고, $x_i+1$번 마을의 힘이 $v_i$만큼 감소했다. ($v_i$는 음수일 수도 있다.)

사람들은 시간에 따른 힘의 변화를 격자에 기록했다. 예를 들어, $N=4$, $M=5$, $a=[3,-2,2,-2]$, $x=[3,1,2,1,2]$, $v=[-4,-2,3,2,-4]$인 경우, 각 집의 힘은 시간에 따라 아래와 같이 변한다. 이때 각 행은 날의 번호에 대응되고, 각 열은 집의 번호에 대응된다.

힘의 변화가 일어남에 따라, 몇몇 사람들은 집의 결속력을 강화하고 힘을 분배할 수 있도록 결합을 형성하고자 하였다. 결합이 형성되는 과정은 다음과 같다.

  • 결합을 형성할 날짜 $t$와 결합을 이끌 집의 번호 $x$를 정한다. $(0\le t\le M,1\le x\le N)$
  • $x$번 집을 포함하는 연속한 집의 구간 $[l,r]$을 고른다. $(1\le l\le x\le r\le N)$
  • 결합의 힘은 결합을 이루는 집의 힘의 합과 같다. 단, 각 집의 힘은 결합을 형성한 $t$번째 날의 힘을 기준으로 한다.
    • 이때, $P_{tx}$를 $t$와 $x$의 값이 고정되었을 때 만들 수 있는 결합의 힘의 최댓값으로 정의하자.

사람들은 결합을 계획하기 위해 여러 시간대와 여러 집에 대해 가능한 결합의 힘을 비교하고자 하였다. 이 과정에서 $Q$가지의 질문이 등장했는데, 그중 $i$번째 질문은 다음과 같다.

  • $s_i\le t\le e_i$, $l_i\le x\le r_i$인 모든 $(t,x)$에 대해, $P_{tx}$의 합이 무엇인가?

결합을 만드는 다양한 가능성을 살펴보고, 각각의 계획이 얼마나 강한지 알아내어 보자.

입력

첫 줄에는 세 정수 $N$, $M$, $Q$가 공백으로 구분되어 주어진다.

둘째 줄에는 초기 집의 힘을 나타내는 $N$개의 정수 $a_1,a_2,\cdots ,a_N$이 공백으로 구분되어 주어진다.

이후 $M$개의 줄에 걸쳐, 힘의 이동에 관한 두 정수 $x_i$, $v_i$가 공백으로 구분되어 주어진다. 이는 $i$번째 날에 $x_i$번 집의 힘이 $v_i$만큼 증가하고, $x_i+1$번 집의 힘이 $v_i$만큼 감소한다는 의미이다.

이후 $Q$개의 줄에 걸쳐, 각 질문을 나타내는 네 정수 $s_i,e_i,l_i,r_i$가 공백으로 구분되어 주어진다.

출력

$Q$가지 질문 각각에 대해 그 답을 $10^9+7$로 나눈 나머지를 한 줄에 하나씩 출력한다.

제한

  • $2\le N\le 10^5$
  • $1\le M\le 10^5$
  • $1\le Q\le 10^5$
  • $-10^9\le a_i\le 10^9$ $(1\le i\le N)$
  • $1\le x_i<N$ $(1\le i\le M)$
  • $-10^9\le v_i\le 10^9$ $(1\le i\le M)$
  • $0\le s_i\le e_i\le M$ $(1\le i\le Q)$
  • $1\le l_i\le r_i\le N$ $(1\le i\le Q)$

서브태스크

번호배점제한
18

$N \le 2000, M \le 2000, Q \le 1000, s_i = e_i, l_i = r_i$ $(1 \le i \le Q)$

216

$N \le 2000, M \le 2000, s_i = e_i, l_i = r_i$ $(1 \le i \le Q)$

310

$s_i = e_i, l_i = r_i$ $(1 \le i \le Q)$

419

$s_i = e_i$ $(1 \le i \le Q)$

517

$l_i = r_i$ $(1 \le i \le Q)$

630

추가 제한 조건이 없다.

예제 입력 1

4 5 4
3 -2 2 -2
3 -4
1 -2
2 3
1 2
2 -4
1 3 1 2
3 4 3 4
0 2 2 2
0 5 1 4

예제 출력 1

14
6
5
51

예제 입력 2

3 2 9
3 -2 1
1 -3
2 -2
0 0 1 1
0 0 2 2
0 0 3 3
1 1 1 1
1 1 2 2
1 1 3 3
2 2 1 1
2 2 2 2
2 2 3 3

예제 출력 2

3
2
2
2
2
2
2
2
3
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\ubd84\ubc30\ud560 \uc218 \uc788\ub3c4\ub85d <strong>\uacb0\ud569<\/strong>\uc744 \ud615\uc131\ud558\uace0\uc790 \ud558\uc600\ub2e4. \uacb0\ud569\uc774 \ud615\uc131\ub418\ub294 \uacfc\uc815\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\r\n\r\n<ul>\r\n\t<li>\uacb0\ud569\uc744 \ud615\uc131\ud560 \ub0a0\uc9dc $t$\uc640 \uacb0\ud569\uc744 \uc774\ub04c \uc9d1\uc758 \ubc88\ud638 $x$\ub97c \uc815\ud55c\ub2e4. $(0\\le t\\le M,1\\le x\\le N)$<\/li>\r\n\t<li>$x$\ubc88 \uc9d1\uc744 \ud3ec\ud568\ud558\ub294 \uc5f0\uc18d\ud55c \uc9d1\uc758 \uad6c\uac04 $[l,r]$\uc744 \uace0\ub978\ub2e4. $(1\\le l\\le x\\le r\\le N)$<\/li>\r\n\t<li>\uacb0\ud569\uc758 \ud798\uc740 \uacb0\ud569\uc744 \uc774\ub8e8\ub294 \uc9d1\uc758 \ud798\uc758 \ud569\uacfc \uac19\ub2e4. \ub2e8, \uac01 \uc9d1\uc758 \ud798\uc740 \uacb0\ud569\uc744 \ud615\uc131\ud55c $t$\ubc88\uc9f8 \ub0a0\uc758 \ud798\uc744 \uae30\uc900\uc73c\ub85c \ud55c\ub2e4.\r\n\t<ul>\r\n\t\t<li>\uc774\ub54c, $P_{tx}$\ub97c $t$\uc640 $x$\uc758 \uac12\uc774 \uace0\uc815\ub418\uc5c8\uc744 \ub54c \ub9cc\ub4e4 \uc218 \uc788\ub294 \uacb0\ud569\uc758 \ud798\uc758 <strong>\ucd5c\ub313\uac12<\/strong>\uc73c\ub85c \uc815\uc758\ud558\uc790.<\/li>\r\n\t<\/ul>\r\n\t<\/li>\r\n<\/ul>\r\n\r\n<p>\uc0ac\ub78c\ub4e4\uc740 \uacb0\ud569\uc744 \uacc4\ud68d\ud558\uae30 \uc704\ud574 \uc5ec\ub7ec \uc2dc\uac04\ub300\uc640 \uc5ec\ub7ec \uc9d1\uc5d0 \ub300\ud574 \uac00\ub2a5\ud55c \uacb0\ud569\uc758 \ud798\uc744 \ube44\uad50\ud558\uace0\uc790 \ud558\uc600\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c $Q$\uac00\uc9c0\uc758 \uc9c8\ubb38\uc774 \ub4f1\uc7a5\ud588\ub294\ub370, \uadf8\uc911 $i$\ubc88\uc9f8 \uc9c8\ubb38\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\r\n\r\n<ul>\r\n\t<li>$s_i\\le t\\le e_i$, $l_i\\le x\\le r_i$\uc778 \ubaa8\ub4e0 $(t,x)$\uc5d0 \ub300\ud574, $P_{tx}$\uc758 \ud569\uc774 \ubb34\uc5c7\uc778\uac00?<\/li>\r\n<\/ul>\r\n\r\n<p>\uacb0\ud569\uc744 \ub9cc\ub4dc\ub294 \ub2e4\uc591\ud55c \uac00\ub2a5\uc131\uc744 \uc0b4\ud3b4\ubcf4\uace0, \uac01\uac01\uc758 \uacc4\ud68d\uc774 \uc5bc\ub9c8\ub098 \uac15\ud55c\uc9c0 \uc54c\uc544\ub0b4\uc5b4 \ubcf4\uc790.<\/p>\r\n","input":"<p>\uccab \uc904\uc5d0\ub294 \uc138 \uc815\uc218 $N$, $M$, $Q$\uac00 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ub418\uc5b4 \uc8fc\uc5b4\uc9c4\ub2e4.<\/p>\r\n\r\n<p>\ub458\uc9f8 \uc904\uc5d0\ub294 \ucd08\uae30 \uc9d1\uc758 \ud798\uc744 \ub098\ud0c0\ub0b4\ub294 $N$\uac1c\uc758 \uc815\uc218 $a_1,a_2,\\cdots ,a_N$\uc774 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ub418\uc5b4 \uc8fc\uc5b4\uc9c4\ub2e4.<\/p>\r\n\r\n<p>\uc774\ud6c4 $M$\uac1c\uc758 \uc904\uc5d0 \uac78\uccd0, \ud798\uc758 \uc774\ub3d9\uc5d0 \uad00\ud55c \ub450 \uc815\uc218 $x_i$, $v_i$\uac00 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ub418\uc5b4 \uc8fc\uc5b4\uc9c4\ub2e4. \uc774\ub294 $i$\ubc88\uc9f8 \ub0a0\uc5d0 $x_i$\ubc88 \uc9d1\uc758 \ud798\uc774 $v_i$\ub9cc\ud07c \uc99d\uac00\ud558\uace0, $x_i+1$\ubc88 \uc9d1\uc758 \ud798\uc774 $v_i$\ub9cc\ud07c \uac10\uc18c\ud55c\ub2e4\ub294 \uc758\ubbf8\uc774\ub2e4.<\/p>\r\n\r\n<p>\uc774\ud6c4 $Q$\uac1c\uc758 \uc904\uc5d0 \uac78\uccd0, \uac01 \uc9c8\ubb38\uc744 \ub098\ud0c0\ub0b4\ub294 \ub124 \uc815\uc218 $s_i,e_i,l_i,r_i$\uac00 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ub418\uc5b4 \uc8fc\uc5b4\uc9c4\ub2e4.<\/p>\r\n","output":"<p>$Q$\uac00\uc9c0 \uc9c8\ubb38 \uac01\uac01\uc5d0 \ub300\ud574 \uadf8 \ub2f5\uc744 $10^9+7$\ub85c \ub098\ub208 \ub098\uba38\uc9c0\ub97c \ud55c \uc904\uc5d0 \ud558\ub098\uc529 \ucd9c\ub825\ud55c\ub2e4.<\/p>\r\n","hint":"","original":"1","html_title":"0","problem_lang_tcode":"Korean","limit":"<ul>\r\n\t<li>$2\\le N\\le 10^5$<\/li>\r\n\t<li>$1\\le M\\le 10^5$<\/li>\r\n\t<li>$1\\le Q\\le 10^5$<\/li>\r\n\t<li>$-10^9\\le a_i\\le 10^9$ $(1\\le i\\le N)$<\/li>\r\n\t<li>$1\\le x_i&lt;N$ $(1\\le i\\le M)$<\/li>\r\n\t<li>$-10^9\\le v_i\\le 10^9$ $(1\\le i\\le M)$<\/li>\r\n\t<li>$0\\le s_i\\le e_i\\le M$ $(1\\le i\\le Q)$<\/li>\r\n\t<li>$1\\le l_i\\le r_i\\le N$ $(1\\le i\\le Q)$<\/li>\r\n<\/ul>\r\n","subtask1":"<p>$N \\le 2000, M \\le 2000, Q \\le 1000, s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask2":"<p>$N \\le 2000, M \\le 2000, s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask3":"<p>$s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask4":"<p>$s_i = e_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask5":"<p>$l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask6":"<p>\ucd94\uac00 \uc81c\ud55c \uc870\uac74\uc774 \uc5c6\ub2e4.<\/p>\r\n"},{"problem_id":"34143","problem_lang":"1","title":"Coalition of Power","description":"<p>As light spread across the island, the flow of power within each house began to shift. Over time, it moved back and forth, its traces quietly recorded.<\/p>\r\n\r\n<p>The people sought to retrace every moment the power passed through, hoping to discover the point of its strongest coalition.<\/p>\r\n\r\n<p>Now, follow the flow they once shared&mdash;and recover the records that have been lost.<\/p>\r\n\r\n<hr \/>\r\n<p>In a village on the island, there are $N$ houses arranged in a row, numbered from $1$ to $N$ from left to right.<\/p>\r\n\r\n<p>On day $0$, house $i$ had an initial power of $a_i$.<\/p>\r\n\r\n<p>Over the course of $M$ days, a mysterious phenomenon occurred: power shifted between neighboring houses. Specifically, on the $i$-th day, the power of house $x_i$ increased by $v_i$, and the power of house $x_i+1$ decreased by $v_i$. ($v_i$ may be negative.)<\/p>\r\n\r\n<p>The villagers recorded the progression of power over time in a grid. For example, if $N=4$, $M=5$, $a=[3,-2,2,-2]$, $x=[3,1,2,1,2]$, and $v=[-4,-2,3,2,-4]$, the grid of power over time (with each row representing a day and each column representing a house) would appear as follows:<\/p>\r\n\r\n<p style=\"text-align: center;\"><img alt=\"\" src=\"https:\/\/upload.acmicpc.net\/b4370ee7-90d0-43a4-9a92-1a3f91944822\/-\/preview\/\" style=\"width: 282px; height: 400px;\" \/><\/p>\r\n\r\n<p>As the shifts in power continued, some villagers sought to form a <strong>coalition<\/strong> to strengthen the unity of the houses and balance the distribution of power. The process of forming a coalition is as follows:<\/p>\r\n\r\n<ul>\r\n\t<li>Choose a day $t$ and a leading house number $x$. $(0\\le t\\le M,1\\le x\\le N)$<\/li>\r\n\t<li>Select a continuous range of houses $[l,r]$ such that $x$ is included in the range. $(1\\le l\\le x\\le r\\le N)$<\/li>\r\n\t<li>The power of the coalition is defined as the sum of the powers of the houses in the range $[l,r]$ based on their values on day $t$.\r\n\t<ul>\r\n\t\t<li>At this point, define $P_{tx}$ as the <strong>maximum<\/strong> coalition power achievable for the fixed values of $t$ and $x$.<\/li>\r\n\t<\/ul>\r\n\t<\/li>\r\n<\/ul>\r\n\r\n<p>To plan their coalitions effectively, the people wanted to compare the potential powers of different configurations across various time frames and houses. In this process, $Q$ questions were raised. The $i$-th question is as follows:<\/p>\r\n\r\n<ul>\r\n\t<li>What is the total sum of $P_{tx}$ for all pairs $(t,x)$ such that $s_i\\le t\\le e_i$ and $l_i\\le x\\le r_i$?<\/li>\r\n<\/ul>\r\n\r\n<p>Answer these questions efficiently and help determine the strength of each possible coalition plan.<\/p>\r\n","input":"<p>The first line contains three space-separated integers $N$, $M$, and $Q$.<\/p>\r\n\r\n<p>The second line contains $N$ space-separated integers $a_1,a_2,\\cdots ,a_N$ representing the initial power of the houses.<\/p>\r\n\r\n<p>The following $M$ lines each contain the information about the movement of power as two space-separated integers $x_i$ and $v_i$. This means that on the $i$-th day, the power of house $x_i$ increases by $v_i$, and the power of house $x_i+1$ decreases by $v_i$.<\/p>\r\n\r\n<p>The following $Q$ lines each contain four space-separated integers $s_i,e_i,l_i,r_i$ representing each question.<\/p>\r\n","output":"<p>For each of the $Q$ questions, output the answer modulo $10^9+7$, one per line.<\/p>\r\n\r\n","hint":"","original":"0","html_title":"0","problem_lang_tcode":"English","limit":"<ul>\r\n\t<li>$2\\le N\\le 10^5$<\/li>\r\n\t<li>$1\\le M\\le 10^5$<\/li>\r\n\t<li>$1\\le Q\\le 10^5$<\/li>\r\n\t<li>$-10^9\\le a_i\\le 10^9$ $(1\\le i\\le N)$<\/li>\r\n\t<li>$1\\le x_i&lt;N$ $(1\\le i\\le M)$<\/li>\r\n\t<li>$-10^9\\le v_i\\le 10^9$ $(1\\le i\\le M)$<\/li>\r\n\t<li>$0\\le s_i\\le e_i\\le M$ $(1\\le i\\le Q)$<\/li>\r\n\t<li>$1\\le l_i\\le r_i\\le N$ $(1\\le i\\le Q)$<\/li>\r\n<\/ul>\r\n","subtask1":"<p>$N \\le 2000, M \\le 2000, Q \\le 1000, s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask2":"<p>$N \\le 2000, M \\le 2000, s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask3":"<p>$s_i = e_i, l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask4":"<p>$s_i = e_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask5":"<p>$l_i = r_i$ $(1 \\le i \\le Q)$<\/p>\r\n","subtask6":"<p>No additional constraints.<\/p>\r\n"}]

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