Submission #955785

#TimeUsernameProblemLanguageResultExecution timeMemory
955785vjudge1Pinball (JOI14_pinball)C++17
0 / 100
2 ms6492 KiB
#include <bits/stdc++.h> using namespace std; vector<tuple<long long,long long,long long,long long> > v; long long n,m; bool visited[205][605][605]; long long dp[205][605][605]; map<long long,long long> prevod; bool gotovo=false; long long f(long long poz,long long l,long long r) { //cout<< "poz = "<<poz<<" l="<<l<<" r="<<r<<endl; if (poz==-1) { if (l==1 && r==n) { gotovo=true; return 0; } return 1000000000000000; } if (visited[poz][l][r]) return dp[poz][l][r]; long long op1=f(poz-1,l,r); long long op2=1000000000000000; long long a=get<0>(v[poz]),b=get<1>(v[poz]),c=get<2>(v[poz]); if (c>=l && c<=r) op2=f(poz-1,min(a,l),max(b,r))+get<3>(v[poz]); long long odg=min(op1,op2); visited[poz][l][r]=true; dp[poz][l][r]=odg; return odg; } int main() { cin>>m>>n; vector<long long> pocetni; for (long long i=0;i<m;i++) { long long a,b,c,d; pocetni.push_back(a); pocetni.push_back(b); pocetni.push_back(c); cin>>a>>b>>c>>d; v.push_back({a,b,c,d}); } sort(pocetni.begin(),pocetni.end()); long long p=1; for (long long i=0;i<pocetni.size();i++) { long long x=pocetni[i]; if (prevod[x]==0) { prevod[x]=p; p++; } } for (long long i=0;i<v.size();i++) { get<0>(v[i])=prevod[get<0>(v[i])]; get<1>(v[i])=prevod[get<1>(v[i])]; get<2>(v[i])=prevod[get<2>(v[i])]; } long long odg=1000000000000000; for (long long i=m-1;i>=0;i--) odg = min(odg,get<3>(v[i])+f(i-1,get<0>(v[i]),get<1>(v[i]))); if (gotovo==false) odg=-1; cout<<odg<<endl; return 0; }

Compilation message (stderr)

pinball.cpp: In function 'int main()':
pinball.cpp:54:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for (long long i=0;i<pocetni.size();i++)
      |                        ~^~~~~~~~~~~~~~~
pinball.cpp:64:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::tuple<long long int, long long int, long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for (long long i=0;i<v.size();i++)
      |                        ~^~~~~~~~~
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