Submission #14914

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
14914	2015-07-06 00:30:27	ainta	Palembang Bridges (APIO15_bridge)	C++98	100 / 100	316 ms	22228 KiB

bridge

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#include<stdio.h>
#include<algorithm>
#define SZ 262144
using namespace std;
int K, n;
long long Res, SS, D1[101000], D2[101000];
struct A{
    int b, e, num;
    bool operator<(const A &p)const{
        return b+e<p.b+p.e;
    }
}w[101000];
int Num[101000];
struct AA{
    int x, num;
    bool operator<(const AA &p)const{
        return x<p.x;
    }
}ord[201000];
long long IT[SZ+SZ+1][4];
void Ins(int pv, int a, int b){
    a+=SZ;
    while(a){
        IT[a][pv]+=b;
        a>>=1;
    }
}
int Findx(int node, int g){
    if(node >= SZ)return node-SZ;
    if(IT[node*2][0] + IT[node*2][1] < g)return Findx(node*2+1,g-IT[node*2][0] - IT[node*2][1]);
 
 
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Compilation message (stderr)

bridge.cpp: In function 'int main()':
bridge.cpp:48:25: warning: unused variable 'e' [-Wunused-variable]
     int i, a, b, c = 0, e, mid, r, pv = 1;
                         ^
bridge.cpp:48:28: warning: unused variable 'mid' [-Wunused-variable]
     int i, a, b, c = 0, e, mid, r, pv = 1;
                            ^
bridge.cpp:48:33: warning: unused variable 'r' [-Wunused-variable]
     int i, a, b, c = 0, e, mid, r, pv = 1;
                                 ^
bridge.cpp:48:36: warning: unused variable 'pv' [-Wunused-variable]
     int i, a, b, c = 0, e, mid, r, pv = 1;
                                    ^
bridge.cpp:49:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&K,&n);
                        ^
bridge.cpp:52:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s",p1);
                       ^
bridge.cpp:53:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a);
                       ^
bridge.cpp:54:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s",p2);
                       ^
bridge.cpp:55:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&b);
                       ^

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 9 / 9
• Subtask 4: 32 / 32
• Subtask 5: 37 / 37