题库练习 Mass Change Queries
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A11528 | Mass Change Queries

时间限制1s
内存限制256MB
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题目描述

You are given an array $a$ consisting of $n$ integers. You have to process $q$ queries to this array; each query is given as four numbers $l$ , $r$ , $x$ and $y$ , denoting that for every $i$ such that $l<=i<=r$ and $a_{i}=x$ you have to set $a_{i}$ equal to $y$ .

Print the array after all queries are processed.

输入格式

The first line contains one integer $n$ ( $1<=n<=200000$ ) — the size of array $a$ .

The second line contains $n$ integers $a_{1}$ , $a_{2}$ , ..., $a_{n}$ ( $1<=a_{i}<=100$ ) — the elements of array $a$ .

The third line contains one integer $q$ ( $1<=q<=200000$ ) — the number of queries you have to process.

Then $q$ lines follow. $i$ -th line contains four integers $l$ , $r$ , $x$ and $y$ denoting $i$ -th query ( $1<=l<=r<=n$ , $1<=x,y<=100$ ).

输出格式

Print $n$ integers — elements of array $a$ after all changes are made.

输入输出样例

输入 #1
5
1 2 3 4 5
3
3 5 3 5
1 5 5 1
1 5 1 5
输出 #1
5 2 5 4 5 
C++ 编辑器
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