oj.uz

Submission #936032

# Submission time Handle Problem Language Result Execution time Memory
936032 2024-03-01T02:53:39 Z yeediot Snowball (JOI21_ho_t2) C++14
100 / 100
 70 ms 16276 KB 
#include<bits/stdc++.h>
 using namespace std;
 #define int long long
 #define F first
 #define S second
 #define all(x) x.begin(),x.end()
 #define pii pair<int,int>
 #define pb push_back
 #define sz(x) (int)(x.size())
 #define chmin(x,y) x=min(x,y)
 #define chmax(x,y) x=max(x,y)
 #define vi vector<int>
 #define vp vector<pii>
 #define vvi vector<vi>
 #define ykh mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count())
 #define __lg(x) 63-__builtin_clzll(x)
 #define pow2(x) (1LL<<x)
 void __print(int x) {cerr << x;}
 void __print(float x) {cerr << x;}
 void __print(double x) {cerr << x;}
 void __print(long double x) {cerr << x;}
 void __print(char x) {cerr << '\'' << x << '\'';}
 void __print(const char *x) {cerr << '\"' << x << '\"';}
 void __print(const string &x) {cerr << '\"' << x << '\"';}
 void __print(bool x) {cerr << (x ? "true" : "false");}
 
 template<typename T, typename V>
 void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ','; __print(x.second); cerr << '}';}
 template<typename T>
 void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? "," : ""), __print(i); cerr << "}";}
 void _print() {cerr << "]\n";}
 template <typename T, typename... V>
 void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
 #ifdef local
 void setio(){freopen("/Users/iantsai/Library/Mobile Documents/com~apple~CloudDocs/cpp/Empty.md","r",stdin);}
 #define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
 #else
 void setio(){}
 #define debug(x...)
 #endif
void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}
signed main(){
    setio();
    ios::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    int n,Q;
    cin>>n>>Q;
    vector<int>x(n+1),q(Q+1);
    vector<pii>temp;
    for(int i=1;i<=n;i++){
        cin>>x[i];
    }
    for(int i=1;i<=Q;i++){
        cin>>q[i];
    }
    for(int i=0;i<=n;i++){
        if(i==n){
            temp.pb({1e18,i});
        }
        else if(i==0){
            temp.pb({1e18,i});
        }
        else{
            temp.pb({x[i+1]-x[i],i});
        }
    }
    sort(all(temp));
    debug(temp);
    int cur=0,mx=0,mn=0;
    int prev=0;
    int l=0;
    vector<int>ans(n+2);
    for(int i=1;i<=Q;i++){
        cur+=q[i];
        if(-cur>mn){
            mn=-cur;
        }
        if(cur>mx){
            mx=cur;
        }
        while(l<n and temp[l].F<=mx+mn){
            if(q[i]<0){
                ans[temp[l].S]+=mx;
                ans[temp[l].S+1]+=temp[l].F-mx;
            }
            else{
                ans[temp[l].S+1]+=mn;
                ans[temp[l].S]+=temp[l].F-mn;
            }
            l++;
        }
    }
    debug(mx,mn,l);
    while(l<sz(temp)){
        //debug(temp[l]);
        ans[temp[l].S]+=mx;
        ans[temp[l].S+1]+=mn;
        debug(ans);
        l++;
    }
    for(int i=1;i<=n;i++){
        cout<<ans[i]<<'\n';
    }
}
  /*
  input:
   l r
   x
   r=min(r,x-l)
  */

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:73:9: warning: unused variable 'prev' [-Wunused-variable]
   73 |     int prev=0;
      |         ^~~~
Main.cpp: In function 'void setIO(std::string)':
Main.cpp:42:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   42 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:43:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 520 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 456 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 524 KB Output is correct

Subtask #2
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 520 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 456 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 524 KB Output is correct
20 Correct 24 ms 3932 KB Output is correct
21 Correct 18 ms 3932 KB Output is correct
22 Correct 17 ms 3676 KB Output is correct
23 Correct 17 ms 3668 KB Output is correct
24 Correct 19 ms 4316 KB Output is correct
25 Correct 62 ms 13516 KB Output is correct
26 Correct 63 ms 14288 KB Output is correct
27 Correct 64 ms 13260 KB Output is correct
28 Correct 70 ms 13428 KB Output is correct
29 Correct 63 ms 13260 KB Output is correct
30 Correct 65 ms 12120 KB Output is correct
31 Correct 58 ms 11604 KB Output is correct
32 Correct 46 ms 11976 KB Output is correct
33 Correct 7 ms 1760 KB Output is correct
34 Correct 63 ms 14792 KB Output is correct
35 Correct 65 ms 14272 KB Output is correct
36 Correct 67 ms 14276 KB Output is correct
37 Correct 67 ms 14024 KB Output is correct
38 Correct 63 ms 13508 KB Output is correct
39 Correct 67 ms 14052 KB Output is correct
40 Correct 62 ms 13248 KB Output is correct
41 Correct 22 ms 4688 KB Output is correct
42 Correct 55 ms 12568 KB Output is correct
43 Correct 70 ms 15600 KB Output is correct
44 Correct 19 ms 4436 KB Output is correct
45 Correct 60 ms 13324 KB Output is correct
46 Correct 57 ms 15044 KB Output is correct
47 Correct 60 ms 16276 KB Output is correct
48 Correct 62 ms 15456 KB Output is correct