Submission #285498

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
285498	2020-08-29 07:29:30	achibasadzishvili	Solar Storm (NOI20_solarstorm)	C++14	100 / 100	608 ms	157908 KiB

SolarStorm

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#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pb push_back
using namespace std;
ll a[1000003],p[1000003],q[1000003],w[1000003];
int P[1000003][21];
ll sum[1000003],mx,o[1000003];
ll n,m,k,s,v[1000003],ans,ind;
ll get(ll x,ll y){
    ll val = 0;
    for(int j=20; j>=0; j--)
        if(y >= (1 << j)){
            y -= (1 << j);
            x = P[x][j];
        }
    return -sum[x];
}
int main(){
    ios::sync_with_stdio(false);
    cin >> n >> s >> k;
    for(int i=2; i<=n; i++){
        cin >> a[i];
        a[i] += a[i - 1];
    }
    
    for(int i=1; i<=n; i++){
        cin >> v[i];
        v[i] += v[i - 1];
 
 
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Compilation message (stderr)

SolarStorm.cpp: In function 'long long int get(long long int, long long int)':
SolarStorm.cpp:12:8: warning: unused variable 'val' [-Wunused-variable]
   12 |     ll val = 0;
      |        ^~~
SolarStorm.cpp: In function 'int main()':
SolarStorm.cpp:60:33: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   60 |     while(ind != 0 && an.size() < s){
      |                                 ^
SolarStorm.cpp:67:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |     for(int i=0; i<an.size(); i++)
      |                  ~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 7 / 7
• Subtask 3: 11 / 11
• Subtask 4: 8 / 8
• Subtask 5: 18 / 18
• Subtask 6: 16 / 16
• Subtask 7: 30 / 30