oj.uz

Submission #1119804

# Submission time Handle Problem Language Result Execution time Memory
1119804 2024-11-27T12:41:08 Z modwwe 버스 (JOI14_bus) C++17
100 / 100
 250 ms 38920 KB 
#pragma GCC optimize("Ofast,unroll-loops")
//#pragma GCC optimize("conserve-stack")
#include<bits/stdc++.h>
#define int  long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define mask(k) (1<<k)
#define mp make_pair
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
#define getchar_unlocked getchar

inline int scan()
{
    char c = getchar_unlocked();
    int x = 0;
    while (c < '0' || c > '9')
    {
        c = getchar_unlocked();
    }
    while (c >= '0' && c <= '9')
    {
        x = (x << 1) + (x << 3) + c - '0';
        c = getchar_unlocked();
    }
    return x;
}
void phongbeo();
const int inf = 1e18;
const ll mod2 = 1e9 + 7;
const int  mod1 = 998244353;
const ll base=67;
int add(int x,int y)
{
    if(x+y>=mod2) x-=mod2;
    if(x+y<0)x+=mod2;
    return x+y;
}
struct icd
{
    long double a;
    int b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    int a, b, c;
};
struct id
{
    int a, b, c, d;
};
struct ie
{
    int a, b, c, d, e;

};
int n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,t,lim,w,l,r ;
int kk;
int el = 19;
main()
{
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    /// cin>>s1;
   // modwwe
    phongbeo();
    // checktime
}
bool cmp(id a,id b)
{
    return a.c>b.c;
}
bool cmp2(ib a,ib b)
{
     return a.a>b.a;
}
vector<id> v;
vector<int> dp[100001];
vector<int> c[100001];
int pos[100001];
int ans[100001];
vector<ib> ask;
void phongbeo()
{
    cin>>n>>m;
    for(int i=1; i<=m; i++)
    {
        cin>>l>>r>>s2>>s3;
        c[l].pb(s2);
        v.pb({l,r,s2,s3});
    }
    for(int i=1; i<=n; i++)
    {
        sort(c[i].begin(),c[i].end());
        dp[i].resize(c[i].size()+1);
        pos[i]=c[i].size();
                dp[i][c[i].size()]=inf;
    }
    sort(v.begin(),v.end(),cmp);
    for(auto x:v)
    {
        pos[x.a]--;
        if(x.b==n)
        {
            dp[x.a][pos[x.a]]=min(dp[x.a][pos[x.a]+1],x.d);
            continue;
        }
        int timeb=(lower_bound(c[x.b].begin(),c[x.b].end(),x.d)-c[x.b].begin());
        dp[x.a][pos[x.a]]=min(dp[x.a][pos[x.a]+1],dp[x.b][timeb]);
    }
 cin>>m;
  for(int i=1;i<=m;i++)
  {
       cin>>r;
        ask.pb({r,i});
  }
  sort(ask.begin(),ask.end(),cmp2);
   l=c[1].size()-1;
  for(auto x:ask)
  {
     while(l>=0&&dp[1][l]>x.a)
     {
         l--;
     }
     if(l==-1)
        ans[x.b]=-1;
     else ans[x.b]=c[1][l];
  }
   for(int i=1;i<=m;i++)
     cout<<ans[i],down

}

Compilation message

bus.cpp:75:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   75 | main()
      | ^~~~
bus.cpp: In function 'int main()':
bus.cpp:13:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 | #define fin(x) freopen(x".inp","r",stdin)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~
bus.cpp:79:9: note: in expansion of macro 'fin'
   79 |         fin(task);
      |         ^~~
bus.cpp:14:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 | #define fou(x) freopen(x".out","w",stdout)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
bus.cpp:80:9: note: in expansion of macro 'fou'
   80 |         fou(task);
      |         ^~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5204 KB Output is correct
2 Correct 6 ms 5204 KB Output is correct
3 Correct 5 ms 5340 KB Output is correct
4 Correct 5 ms 5204 KB Output is correct
5 Correct 4 ms 5204 KB Output is correct
6 Correct 5 ms 5124 KB Output is correct
7 Correct 5 ms 5204 KB Output is correct
8 Correct 5 ms 5204 KB Output is correct
9 Correct 6 ms 5188 KB Output is correct
10 Correct 7 ms 5204 KB Output is correct
11 Correct 5 ms 5204 KB Output is correct
12 Correct 5 ms 5204 KB Output is correct
13 Correct 6 ms 5412 KB Output is correct
14 Correct 5 ms 5204 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5204 KB Output is correct
2 Correct 38 ms 9164 KB Output is correct
3 Correct 32 ms 9156 KB Output is correct
4 Correct 7 ms 5584 KB Output is correct
5 Correct 7 ms 5584 KB Output is correct
6 Correct 6 ms 5592 KB Output is correct
7 Correct 20 ms 8212 KB Output is correct
8 Correct 4 ms 5368 KB Output is correct
9 Correct 22 ms 8288 KB Output is correct
10 Correct 27 ms 9420 KB Output is correct
11 Correct 31 ms 8396 KB Output is correct
12 Correct 32 ms 9416 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 196 ms 33576 KB Output is correct
2 Correct 176 ms 33616 KB Output is correct
3 Correct 201 ms 33568 KB Output is correct
4 Correct 242 ms 33728 KB Output is correct
5 Correct 210 ms 33624 KB Output is correct
6 Correct 194 ms 33616 KB Output is correct
7 Correct 176 ms 32092 KB Output is correct
8 Correct 212 ms 33232 KB Output is correct
9 Correct 193 ms 33564 KB Output is correct
10 Correct 139 ms 32000 KB Output is correct
11 Correct 149 ms 31996 KB Output is correct
12 Correct 150 ms 31980 KB Output is correct
13 Correct 140 ms 32148 KB Output is correct
14 Correct 162 ms 31932 KB Output is correct
15 Correct 165 ms 32096 KB Output is correct
16 Correct 67 ms 17724 KB Output is correct
17 Correct 52 ms 17732 KB Output is correct

Subtask #4
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 239 ms 38580 KB Output is correct
2 Correct 243 ms 38272 KB Output is correct
3 Correct 223 ms 38884 KB Output is correct
4 Correct 211 ms 38920 KB Output is correct
5 Correct 246 ms 38476 KB Output is correct
6 Correct 236 ms 38664 KB Output is correct
7 Correct 216 ms 34772 KB Output is correct
8 Correct 225 ms 38664 KB Output is correct
9 Correct 250 ms 38792 KB Output is correct
10 Correct 184 ms 34772 KB Output is correct
11 Correct 213 ms 34772 KB Output is correct
12 Correct 168 ms 34676 KB Output is correct
13 Correct 185 ms 34744 KB Output is correct
14 Correct 207 ms 34564 KB Output is correct
15 Correct 173 ms 34516 KB Output is correct
16 Correct 71 ms 22844 KB Output is correct