Submission #1036408

# Submission time Handle Problem Language Result Execution time Memory
1036408 2024-07-27T10:39:21 Z beaconmc Wiring (IOI17_wiring) C++14
0 / 100
721 ms 262144 KB
#include "wiring.h"
#include <bits/stdc++.h>
 
typedef long long ll;
#define FOR(i,x,y) for(ll i=x; i<y; i++)
#define FORNEG(i,x,y) for(ll i=x; i>y; i--)
 
using namespace std;
 
 
ll n,m;
vector<ll> R,B;
unordered_map<int,ll> cache;
unordered_map<int,ll> poses;
bool flag = true;
 
ll dp(ll x, ll y){
	if (flag && abs(poses[R[x]]-poses[B[y]]) > 20) return 1000000000000000;
	if (cache.count(x*1000000+y)) return cache[x*1000000+y];
	if (x==n && y==m) return 0;
	if (x>=n || y >= m) return 1000000000000000;
    
 
	return cache[x*1000000+y] = min(dp(x+1,y), min(dp(x,y+1), dp(x+1,y+1))) + abs(R[x] - B[y]);
}
 
long long min_total_length(std::vector<int> r, std::vector<int> b) {
	flag = true;
	R.clear();
	B.clear();
	vector<ll> stuff;
	for (auto&i : r) stuff.push_back(i);
	for (auto&i : b) stuff.push_back(i);
	if (r.size() > 300 || b.size() > 300) flag = false;
 
	sort(stuff.begin(), stuff.end());
	FOR(i,0,stuff.size()){
		poses[stuff[i]] = i;
	}
 
	cache.clear();
	for (auto&i : r) R.push_back(i);
	for (auto&i : b) B.push_back(i);
	n = r.size();
	m = b.size();
	return dp(0,0);


}

Compilation message

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:5:33: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define FOR(i,x,y) for(ll i=x; i<y; i++)
......
   37 |  FOR(i,0,stuff.size()){
      |      ~~~~~~~~~~~~~~~~            
wiring.cpp:37:2: note: in expansion of macro 'FOR'
   37 |  FOR(i,0,stuff.size()){
      |  ^~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '445668', found: '1000000000000000'
8 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '84383', found: '1000000000000000'
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Runtime error 721 ms 262144 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Runtime error 714 ms 262144 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB 3rd lines differ - on the 1st token, expected: '445668', found: '1000000000000000'
8 Halted 0 ms 0 KB -