Submission #102829

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
102829	2019-03-27 19:51:46	pavel	Editor (BOI15_edi)	C++14	35 / 100	3071 ms	359800 KiB

edi

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#include <cstdio>
#include <stack>
#include <set>
using namespace std;
typedef pair<int,int> ii;
const int MAXN = 1<<19;
int n;
stack<int> a[MAXN];
int b[MAXN], p[MAXN];
int seg[2*MAXN];
void add(int x, int idx){
    a[x].push(idx);
    seg[MAXN+x]=a[x].top();
    for(int i=(MAXN+x)/2;i>0;i/=2){
        seg[i]=max(seg[i*2], seg[i*2+1]);
    }
}
void rem(int x){
    a[x].pop();
    if(a[x].empty()) seg[MAXN+x]=-1;
    else seg[MAXN+x]=a[x].top();
    for(int i=(MAXN+x)/2;i>0;i/=2){
        seg[i]=max(seg[i*2], seg[i*2+1]);
    }
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

edi.cpp: In function 'int main()':
edi.cpp:40:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
edi.cpp:42:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &b[i]);
         ~~~~~^~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 15 / 15
• Subtask 3: 0 / 28
• Subtask 4: 0 / 37