Submission #4178463

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Source Code Expand

using namespace std;
#include<bits/stdc++.h>
#define BEGIN ios_base::sync_with_stdio(0);cin.tie(0);
#define END return EXIT_SUCCESS;
#define FOR(I,A,B) for((I)=(A);(I)<(B);(I)++)
#define REP(I,N) FOR((I),0,(N))
#define UP(I,A,B) for((I)=(A);(I)<=(B);(I)++)
#define DW(I,A,B) for((I)=(A);(I)>=(B);(I)--)
#define IN(P) cin>>(P)
#define IN2(P1,P2) cin>>(P1)>>(P2)
#define IN3(P1,P2,P3) cin>>(P1)>>(P2)>>(P3)
#define INS(I,N,V) REP((I),(N)) cin>>V[I]
#define INS2(I,N,V1,V2) REP((I),(N)) cin>>V1[I]>>V2[I];
#define INS3(I,N,V1,V2,V3) REP((I),(N)) cin>>V1[I]>>V2[I]>>V3[I];
#define OUT(P) cout<<(P)<<endl
#define OUT2(P1,P2) cout<<(P1)<<" "<<(P2)<<endl
#define OUT3(P1,P2,P3) cout<<(P1)<<" "<<(P2)<<" "<<(P3)<<endl
#define OUTS(I,N,V) REP((I),(N)) cout<<(V[i])<<endl
#define ALL(C) (C).begin(),(C).end()
#define RALL(C) (C).rbegin(),(C).rend()
#define mp make_pair
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define f first
#define s second
template<class T>inline bool chmax(T& a,T b){if(a<b){a=b;return true;}return false;}
template<class T>inline bool chmin(T& a,T b){if(a>b){a=b;return true;}return false;}
template<class T>inline T gcd(T a,T b){return b?gcd(b,a%b):a;}
template<class T>inline T lcm(T a,T b){return a*b/gcd(b,a%b);}
long N,i,s,e,p,n,t;
string S;
vector<pair<long,long> > v,vv,vvv;
inline void solve(){
  IN(N);
  REP(i,N){
    IN(S);
    p=S.find("-");
    s=stoi(S.substr(0,p));
    e=stoi(S.substr(p+1,S.size()));
    s=s-((s%100)%5);
    t=(e%100)%5;
    if(t)e=e+5-t;
    if(e%100==60)e=(e/100+1)*100;
    v.pb(mp(s,e));
  }
  sort(ALL(v));
  n=v.size();
  REP(i,n-1){
    if(v[i].f!=v[i+1].f||v[i].s!=v[i+1].s)vv.pb(v[i]);
  }
  vv.pb(v[n-1]);
  // cout<<endl;
  // for(auto e:vv)cout<<e.f<<" "<<e.s<<endl;
  // cout<<endl;
  n=vv.size();
  REP(i,n-1){
    if(vv[i].s>=vv[i+1].f){
      vv[i+1].f=vv[i].f;
      if(vv[i].s>=vv[i+1].s){
        vv[i+1].s=vv[i].s;
      }
    }else{
      vvv.pb(vv[i]);
    }
  }
  vvv.pb(vv[n-1]);
  n=vvv.size();
  REP(i,n){
    printf("%04ld-%04ld\n",vvv[i].f,vvv[i].s);
  }
}

int main(int argc,char**argv){
  BEGIN
  solve();
  END
}

Submission Info

Judge Result