【BZOJ】3850: ZCC Loves Codefires(300T就这样献给了水题TAT)
2015-01-08 22:21
375 查看
http://www.lydsy.com/JudgeOnline/problem.php?id=3850
题意:类似国王游戏....无意义..
300T就这样献给了这种水题TAT..
题意:类似国王游戏....无意义..
#include <cstdio> #include <cstring> #include <cmath> #include <string> #include <iostream> #include <algorithm> #include <queue> #include <set> #include <map> #include <sstream> using namespace std; typedef long long ll; #define pb push_back #define rep(i, n) for(int i=0; i<(n); ++i) #define for1(i,a,n) for(int i=(a);i<=(n);++i) #define for2(i,a,n) for(int i=(a);i<(n);++i) #define for3(i,a,n) for(int i=(a);i>=(n);--i) #define for4(i,a,n) for(int i=(a);i>(n);--i) #define CC(i,a) memset(i,a,sizeof(i)) #define read(a) a=getint() #define print(a) printf("%d", a) #define dbg(x) cout << (#x) << " = " << (x) << endl #define error(x) (!(x)?puts("error"):0) #define rdm(x, i) for(int i=ihead[x]; i; i=e[i].next) inline int getint() { static int r, k; r=0,k=1; static char c; c=getchar(); for(; c<'0'||c>'9'; c=getchar()) if(c=='-') k=-1; for(; c>='0'&&c<='9'; c=getchar()) r=r*10+c-'0'; return k*r; } const int N=1e5+10; struct dat { int x, y; }a ; ll ans; int n; bool cmp(const dat &a, const dat &b) { return a.y*a.x+b.y*(a.x+b.x)<b.y*b.x+a.y*(a.x+b.x); } int main() { read(n); rep(i, n) read(a[i].x); rep(i, n) read(a[i].y); sort(a, a+n, cmp); ll sum=0; rep(i, n) sum+=a[i].x, ans+=sum*a[i].y; cout << ans; return 0; }
300T就这样献给了这种水题TAT..
相关文章推荐
- BZOJ3850: ZCC Loves Codefires
- 【贪心】bzoj3850 ZCC Loves Codefires
- BZOJ3850 ZCC Loves Codefires
- 【BZOJ】【3850】ZCC Loves Codefires
- BZOJ3850: ZCC Loves Codefires
- 【BZOJ3850】【HDU4882】ZCC Loves Codefires 数论,叉积,贪心 “再不刷它就土了”系列
- BZOJ3850 ZCC Loves Codefires
- BZOJ 3850: ZCC Loves Codefires【贪心】
- HDU 4882 ZCC Loves Codefires yy
- hdu 4882 ZCC Loves Codefires(贪心)
- HDU 4882 ZCC Loves Codefires
- hdu4882 ZCC Loves Codefires 2014 Multi-University Training Contest 2
- HDU4882-ZCC Loves Codefires
- 2014---多校训练2(ZCC Loves Codefires)
- hdu 4882 ZCC Loves Codefires(数学题+贪心)
- 2014 Multi-University Training Contest 2 1011 ZCC Loves Codefires 解题报告
- hdu 4882 ZCC Loves Codefires(贪心)
- bzoj3850 ZCC Loves Codefires
- HDOJ 4882 ZCC Loves Codefires
- HDU 4882 ZCC Loves Codefires (贪心)