Submission #863286

#	Time	Username	Problem	Language	Result	Execution time	Memory
863286		ibm2006	Meteors (POI11_met)	C++17	0 / 100	26 ms	65536 KiB

met

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef __int128 lll;
ll n,e,i,j,k,x,z,w,l,r,m,q,lazy[1100000],a[1100000],le[1100000],ri[1100000],s,ans[1100000],b[1100000],cc[1100000],ans2[1100000];
lll seg[1100000],y;
vector<ll> v[1100000],u[1100000];
pair<ll,ll> p[1100000],pp[1100000];
pair<pair<ll,ll>,ll> upd[1100000];
void h(ll x,ll y,ll z)
{
    if(lazy[z]==0)
        return;
    if(z>=524288)
    {
        seg[z]+=lazy[z];
        lazy[z]=0;
        return;
    }
    seg[z]+=(y-x+1)*lazy[z];
    lazy[z*2]+=lazy[z];
    lazy[z*2+1]+=lazy[z];
    lazy[z]=0;
    return;
}
void Clear()
{
    ll i;
    for(i=0;i<1100000;i++)
    {
        seg[i]=0;
        lazy[i]=0;
    }
}
void f(ll x,ll y,ll z,ll w)
{
    h(x,y,z);
    if(l>y||x>r)
        return;
    if(l<=x&&y<=r)
    {
        lazy[z]+=w;
        h(x,y,z);
        return;
    }
    f(x,(x+y)/2,z*2,w);
    f((x+y)/2+1,y,z*2+1,w);
    seg[z]=seg[z*2]+seg[z*2+1];
}
ll g(ll x,ll y,ll z)
{
    h(x,y,z);
    if(l>y||x>r)
        return 0;
    if(l<=x&&y<=r)
    {
        return seg[z];
    }
    return g(x,(x+y)/2,z*2)+g((x+y)/2+1,y,z*2+1);
}
void timeout()
{
    ll i;
    while(1)
    {
        i=129891028%123912;
    }
}
int main()
{
    srand(time(NULL));
    scanf("%lld %lld",&n,&m);
    //scanf("%lld",&q);
    //while(1)
    {

        for(i=1;i<=300000;i++)
        {
            v[i].clear();
            u[i].clear();
        }
        Clear();
        for(i=1;i<=m;i++)
    {
        scanf("%lld",&x);
        //x=rand()%n+1;
        //printf("%lld ",x);
        cc[i]=x;
        v[x].push_back(i);
    }
    //printf("\n");
    for(i=1;i<=n;i++)
    {
        scanf("%lld",&a[i]);
        //a[i]=rand()+1;
        //printf("%lld ",a[i]);
    }
    scanf("%lld",&q);
    for(i=1;i<=q;i++)
    {
        scanf("%lld %lld %lld",&x,&w,&z);
        //x=rand()%m+1;
        //w=rand()%m+1;
        //z=rand()%4+1;
       // printf("%lld %lld %lld\n",x,w,z);
        upd[i]={{x,w},z};
    }

    for(i=1;i<=n;i++)
    {
        le[i]=1;
        ri[i]=q+1;
        p[i]={(le[i]+ri[i])/2,i};
        if(p[i].first<=0||p[i].first>q+1)
                {
                    //timeout();
                }
    }
    for(e=0;e<40;e++)
    {
        //printf("!");
        //for(i=1;i<=n;i++)
          //  printf("(%lld,%lld)\n",le[i],ri[i]);
        Clear();
        s=1;
        for(i=1;i<=n;i++)
            {
                if(p[i].first<=0||p[i].first>q+1)
                {
                    if(e==0)
                    assert(0);
                    //timeout();
                }
            }
        for(i=1;i<=q+1;i++)
        {
            u[i].clear();
        }
        for(i=1;i<=n;i++)
            {
                if(p[i].first<=0||p[i].first>q+1)
                {
                    if(e==0)
                    return 0;
                    //timeout();
                }
            }
        for(i=1;i<=n;i++)
            {
                if(p[i].first<=0||p[i].first>q+1)
                {
                    if(e==0)
                    timeout();
                }
                u[p[i].first].push_back(p[i].second);
                }
        for(i=1;i<=q+1;i++)
        {
            s+=u[i].size();
        }
        if(s<n+1)
        {
            return 0;
        }
        s=1;
        for(i=1;i<=q+1;i++)
        {
            //printf("%lld\n",i);
            if(i<=q)
            {x=upd[i].first.first;
            y=upd[i].first.second;
            z=upd[i].second;
            if(x<=y)
            {
                l=x;
                r=y;
                f(1,524288,1,z);
            }
            else
            {
                l=x;
                r=m;
                f(1,524288,1,z);
                l=1;
                r=y;
                f(1,524288,1,z);
            }
            }
            //printf("?");
            for(j=0;j<u[i].size();j++)
            {
                x=u[i][j];
                y=0;
                for(k=0;k<v[x].size();k++)
                {
                l=v[x][k];
                r=v[x][k];
                y+=g(1,524288,1);}
                if(lll(a[x])<=y)
                {
                    ri[x]=i;
                }
                else
                    le[x]=i+1;
                    le[x]=min(le[x],q+1);
       // printf("[%lld,%lld]\n",(le[x]+ri[x])/2,x);
                p[s]={(le[x]+ri[x])/2,x};
                s++;

            }
        }
        if(e==0)
        {
            if(s<n+1)
            {
                return 0;
               for(i=1;1;i++)
            {
                x=12904127%1923081;
            }
            }
        }
        else
        assert(s==n+1);
        //swap(p,pp);
    }
    //return 0;
    for(i=1;i<=n;i++)
    {
        if(le[i]!=ri[i])
        {
            return 0;
            for(i=1;1;i++)
            {
                x=12904127%1923081;
            }
            return 0;
        }
        ans[p[i].second]=p[i].first;
    }
    for(i=1;i<=n;i++)
    {
        if(ans[i]>=q+1)
        {
            printf("NIE\n");
        }
        else
            printf("%lld\n",ans[i]);
    }
    return 0;
    for(i=1;i<=n;i++)
    {
        b[i]=0;
        ans2[i]=q+1;
    }
    for(i=1;i<=q;i++)
    {
        x=upd[i].first.first;
        y=upd[i].first.second;
        z=upd[i].second;
        for(j=x;j!=y;j=j%m+1)
        {
            b[cc[j]]+=z;
        }
        b[cc[y]]+=z;
        /*for(j=1;j<=n;j++)
            printf("%lld ",b[j]);
        printf("\n");*/
        for(j=1;j<=n;j++)
        {
            if(b[j]>=a[j])
                ans2[j]=min(ans2[j],i);
        }
    }
    x=0;
    for(i=1;i<=n;i++)
    {
        if(ans2[i]>=q+1)
        {
            printf("NIE\n");
        }
        else
            printf("%lld\n",ans2[i]);
            if(ans[i]!=ans2[i])
            {
                x=1;
            }
    }
    //printf("%lld\n",x);
    if(x==1)
        return 0;
    }
}

Compilation message (stderr)

met.cpp: In function 'void timeout()':
met.cpp:63:8: warning: variable 'i' set but not used [-Wunused-but-set-variable]
   63 |     ll i;
      |        ^
met.cpp: In function 'int main()':
met.cpp:190:22: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  190 |             for(j=0;j<u[i].size();j++)
      |                     ~^~~~~~~~~~~~
met.cpp:194:26: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  194 |                 for(k=0;k<v[x].size();k++)
      |                         ~^~~~~~~~~~~~
met.cpp:203:17: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
  203 |                 else
      |                 ^~~~
met.cpp:205:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
  205 |                     le[x]=min(le[x],q+1);
      |                     ^~
met.cpp:282:9: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
  282 |         else
      |         ^~~~
met.cpp:284:13: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
  284 |             if(ans[i]!=ans2[i])
      |             ^~
met.cpp:72:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   72 |     scanf("%lld %lld",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~
met.cpp:85:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   85 |         scanf("%lld",&x);
      |         ~~~~~^~~~~~~~~~~
met.cpp:94:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   94 |         scanf("%lld",&a[i]);
      |         ~~~~~^~~~~~~~~~~~~~
met.cpp:98:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   98 |     scanf("%lld",&q);
      |     ~~~~~^~~~~~~~~~~
met.cpp:101:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  101 |         scanf("%lld %lld %lld",&x,&w,&z);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 12
• Subtask 3: 0 / 12
• Subtask 4: 0 / 12
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