oj.uz

Submission #243502

# Submission time Handle Problem Language Result Execution time Memory
243502 2020-07-01T09:13:46 Z vanic Segway (COI19_segway) C++14
100 / 100
 279 ms 32760 KB 
#include <cstdio>
#include <math.h>
#include <algorithm>
#include <vector>
#include <queue>
#include <bitset>

using namespace std;

const int maxn=2e4+5, maxp=305;

int v[maxn][3];
vector < int > q[50*maxp];
int loc[maxn];
int sad[maxp];
int acel[maxn];
bitset < maxp > boost;
int sol[maxn];
vector < int > ind;
int pref[maxp];

int main(){
	int n;
	scanf("%d", &n);
	for(int i=0; i<n; i++){
		scanf("%d%d%d", &v[i][0], &v[i][1], &v[i][2]);
		q[v[i][0]].push_back(i);
	}
	int m;
	scanf("%d", &m);
	int a;
	for(int i=0; i<m; i++){
		scanf("%d", &a);
		boost[a]=1;
	}
	for(int i=0; i<maxp; i++){
		pref[i]=n;
	}
	int p;
	for(int i=0; i<50*maxp; i++){
		while(!q[i].empty()){
			p=q[i].back();
			q[i].pop_back();
			ind.push_back(p);
			pref[loc[p]]--;
			loc[p]++;
			sad[loc[p]]++;
			if(loc[p]==300){
				sol[p]=i;
				continue;
			}
			if(!acel[p] && boost[loc[p]]){
				acel[p]=(n-pref[loc[p]-1]-sad[loc[p]])%20;
			}
			if(acel[p]){
				acel[p]--;
				q[i+1].push_back(p);
			}
			else{
				q[i+v[p][loc[p]/100]].push_back(p);
			}
		}
		while(!ind.empty()){
			sad[loc[ind.back()]]--;
			ind.pop_back();
		}
	}
	for(int i=0; i<n; i++){
		printf("%d\n", sol[i]);
	}
	return 0;
}

Compilation message

segway.cpp: In function 'int main()':
segway.cpp:24:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
segway.cpp:26:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &v[i][0], &v[i][1], &v[i][2]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
segway.cpp:30:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &m);
  ~~~~~^~~~~~~~~~
segway.cpp:33:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a);
   ~~~~~^~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 8 ms 1152 KB Output is correct
3 Correct 16 ms 2176 KB Output is correct
4 Correct 42 ms 5880 KB Output is correct
5 Correct 279 ms 32760 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 5 ms 768 KB Output is correct
3 Correct 5 ms 768 KB Output is correct
4 Correct 5 ms 640 KB Output is correct
5 Correct 5 ms 768 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 7 ms 896 KB Output is correct
8 Correct 7 ms 1024 KB Output is correct
9 Correct 8 ms 1152 KB Output is correct
10 Correct 9 ms 1280 KB Output is correct
11 Correct 7 ms 1152 KB Output is correct

Subtask #3
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 768 KB Output is correct
2 Correct 8 ms 1152 KB Output is correct
3 Correct 16 ms 2176 KB Output is correct
4 Correct 42 ms 5880 KB Output is correct
5 Correct 279 ms 32760 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 5 ms 768 KB Output is correct
8 Correct 5 ms 768 KB Output is correct
9 Correct 5 ms 640 KB Output is correct
10 Correct 5 ms 768 KB Output is correct
11 Correct 6 ms 768 KB Output is correct
12 Correct 7 ms 896 KB Output is correct
13 Correct 7 ms 1024 KB Output is correct
14 Correct 8 ms 1152 KB Output is correct
15 Correct 9 ms 1280 KB Output is correct
16 Correct 7 ms 1152 KB Output is correct
17 Correct 18 ms 2560 KB Output is correct
18 Correct 23 ms 4156 KB Output is correct
19 Correct 92 ms 14968 KB Output is correct
20 Correct 135 ms 19748 KB Output is correct
21 Correct 153 ms 23288 KB Output is correct
22 Correct 193 ms 28152 KB Output is correct
23 Correct 174 ms 26308 KB Output is correct