Submission #36399

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
36399	2017-12-08 16:17:58	Weak123456	Watching (JOI13_watching)	C++14	100 / 100	83 ms	17932 KiB

watching

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#include <bits/stdc++.h>
#define ii pair <int, int>
#define x first
#define y second
#define db(x) cerr << #x << " = " << x << endl;
using namespace std;
inline void read(int &x){register int c = getchar();x = 0; int neg = 0;for (;((c<48 || c>57) && c != '-') ;c = getchar());if(c=='-') {neg=1;c=getchar();}for(;c>47 && c<58;c = getchar()) {x = (x<<1) + (x<<3) + c - 48;}if(neg) x=-x;}
inline void read(long long &x){register int c = getchar();x = 0; int neg = 0;for (;((c<48 || c>57) && c != '-') ;c = getchar());if(c=='-') {neg=1;c=getchar();}for(;c>47 && c<58;c = getchar()) {x = (x<<1) + (x<<3) + c - 48;}if(neg) x=-x;}
inline void writeln(long long x){char buffor[21];register int i=0;int neg=0; if (x<0) {neg=1; x= -x;}do{buffor[i++]=(x%10)+'0';x/=10;} while(x);i--;if (neg) putchar('-');while(i>=0) putchar(buffor[i--]);putchar('\n');}
inline void write(long long x){char buffor[21];register int i=0;int neg=0; if (x<0) {neg=1; x= -x;}do{buffor[i++]=(x%10)+'0';x/=10;} while(x);i--;if (neg) putchar('-');while(i>=0) putchar(buffor[i--]);putchar(' ');}
const int N = 2007;
int n, p, q;
int a[N];
int f[N][N];
ii nxt[N];
inline int BS(int i, long long d){
  int l = i;
  int r = n;
  while (l <= r){
    int mid = (l + r) / 2;
    if (a[mid] - a[i] + 1 <= d)
      l = mid + 1;
    else
      r = mid - 1;
  }
 
 
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• Subtask 1: 50 / 50
• Subtask 2: 50 / 50