Submission #24466

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
24466	2017-06-09 08:57:55	gs14004	Last supper (IOI12_supper)	C++11	100 / 100	241 ms	10600 KiB

advisor

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#include "advisor.h"
#include <vector>
#include <algorithm>
#include <set>
using namespace std;
typedef pair<int,int> pi;
 
set<pi> s;
vector<pi> nexts;
int query[100005];
int is_in[100005];
 
int getnxt(int val, int time){
    auto t = upper_bound(nexts.begin(), nexts.end(), pi(val, time));
    if(t->first != val) return 1e9;
    return t->second;
}
 
bool PopPrevRequest[100005];
bool PopK[100005];
 
void ComputeAdvice(int *C, int N, int K, int M) {
    for(int i=0; i<N; i++){
        nexts.push_back(pi(C[i], i));
    }
    sort(nexts.begin(), nexts.end());
    for(int i=0; i<K; i++){
        s.insert(pi(getnxt(i, -1), i));
        is_in[i] = 1;
    }
 
 
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assistant

 
 
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Compilation message (stderr)

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:7:9: warning: unused variable 'prevReq' [-Wunused-variable]
     int prevReq = -1;
         ^~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 35 / 35
• Subtask 5: 39 / 39