UVALive 6510 Stickers

Stickers

Time Limit: 3000ms
Memory Limit: 131072KB
This problem will be judged on UVALive. Original ID: 6510
64-bit integer IO format: %lld Java class name: Main

#include <bits/stdc++.h>
using namespace std;
const int maxn = 100010;
int dp[maxn][3],a[2][maxn],n;
int main(){
int kase;
scanf("%d",&kase);
while(kase--){
scanf("%d",&n);
for(int i = 1; i <= n; ++i)
scanf("%d",&a[0][i]);
for(int i = 1; i <= n; ++i)
scanf("%d",&a[1][i]);
memset(dp,0,sizeof dp);
for(int i = 1; i <= n; ++i){
dp[i][0] = max(dp[i-1][2],max(dp[i-1][0],dp[i-1][1]));
dp[i][1] = max(dp[i-1][0],dp[i-1][2]) + a[0][i];
dp[i][2] = max(dp[i-1][0],dp[i-1][1]) + a[1][i];
}
printf("%d\n",max(max(dp
[0],dp
[1]),dp
[2]));
}
return 0;
}
/*
2
5
50 10 100 20 40
30 50 70 10 60
7
10 30 10 50 100 20 40
20 40 30 50 60 20 80
*/

View Code