【HDOJ】1556 Color the ball

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【HDOJ】1556 Color the ball

简单线段树. #include <stdio.h> #define MAXN 100005 #define lson l, mid, rt<<1 #define rson mid+1, r, rt<<1|1 ], leaf; void PushDown(int rt) { if ( cols[rt] ) { cols[rt<<|] += cols[rt]; cols[rt<<] += cols[rt]; cols[rt] = ; } } void…

HDOJ/HDU 1556 Color the ball(树状数组)

Problem Description N个气球排成一排,从左到右依次编号为1,2,3-.N.每次给定2个整数a b(a <= b),lele便为骑上他的"小飞鸽"牌电动车从气球a开始到气球b依次给每个气球涂一次颜色.但是N次以后lele已经忘记了第I个气球已经涂过几次颜色了,你能帮他算出每个气球被涂过几次颜色吗? Input 每个测试实例第一行为一个整数N,(N <= 100000).接下来的N行,每行包括2个整数a b(1 <= a <= b <= N…

hdu 1556:Color the ball（第二类树状数组 —— 区间更新，点求和）

Color the ball Time Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8984 Accepted Submission(s): 4594 Problem Description N个气球排成一排,从左到右依次编号为1,2,3....N.每次给定2个整数a b(a <= b),lele便为骑上他的“小飞鸽"牌电动车从气球…

hdu 1556:Color the ball（线段树，区间更新，经典题）

Color the ball Time Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7941 Accepted Submission(s): 4070 Problem Description N个气球排成一排,从左到右依次编号为1,2,3....N.每次给定2个整数a b(a <= b),lele便为骑上他的“小飞鸽"牌电动车从气球…

HDU.1556 Color the ball (线段树区间更新单点查询)

HDU.1556 Color the ball (线段树区间更新单点查询) 题意分析注意一下pushdown 和 pushup 模板类的题还真不能自己套啊,手写一遍才行代码总览 #include <bits/stdc++.h> #define nmax 200000 using namespace std; struct Tree{ int l,r,val; int lazy; int mid(){ return (l+r)>>1; } }; Tree tree[nmax&…

【AGC025B】RGB Color

[AGC025B]RGB Color 题面描述 Link to Atcoder Link to Luogu Takahashi has a tower which is divided into \(N\) layers. Initially, all the layers are uncolored. Takahashi is going to paint some of the layers in red, green or blue to make a beautiful tower. H…