結果

問題 No.1495 パンの仕入れ
ユーザー blackyukiblackyuki
提出日時 2021-04-30 22:56:56
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 5,059 bytes
コンパイル時間 2,196 ms
コンパイル使用メモリ 208,532 KB
実行使用メモリ 13,840 KB
最終ジャッジ日時 2024-07-19 02:43:17
合計ジャッジ時間 26,415 ms
ジャッジサーバーID
(参考情報)
judge3 / judge2
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 2 ms
6,812 KB
testcase_01 AC 2 ms
6,944 KB
testcase_02 AC 900 ms
6,944 KB
testcase_03 AC 894 ms
6,940 KB
testcase_04 AC 887 ms
6,940 KB
testcase_05 AC 912 ms
6,940 KB
testcase_06 AC 904 ms
6,944 KB
testcase_07 AC 893 ms
6,944 KB
testcase_08 AC 888 ms
6,944 KB
testcase_09 AC 868 ms
6,944 KB
testcase_10 AC 889 ms
6,944 KB
testcase_11 AC 879 ms
6,940 KB
testcase_12 AC 363 ms
6,940 KB
testcase_13 AC 359 ms
6,944 KB
testcase_14 AC 412 ms
6,944 KB
testcase_15 AC 362 ms
6,944 KB
testcase_16 AC 363 ms
6,940 KB
testcase_17 AC 369 ms
6,944 KB
testcase_18 AC 366 ms
6,944 KB
testcase_19 AC 363 ms
6,940 KB
testcase_20 AC 362 ms
6,944 KB
testcase_21 AC 368 ms
6,940 KB
testcase_22 AC 905 ms
13,648 KB
testcase_23 AC 897 ms
13,840 KB
testcase_24 WA -
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 AC 920 ms
13,696 KB
testcase_29 AC 948 ms
13,648 KB
testcase_30 AC 264 ms
6,940 KB
testcase_31 AC 265 ms
6,944 KB
testcase_32 AC 259 ms
6,940 KB
testcase_33 AC 262 ms
6,944 KB
testcase_34 AC 263 ms
6,940 KB
testcase_35 AC 370 ms
6,944 KB
testcase_36 WA -
testcase_37 WA -
testcase_38 WA -
testcase_39 AC 364 ms
6,940 KB
testcase_40 WA -
testcase_41 WA -
testcase_42 WA -
testcase_43 WA -
testcase_44 WA -
testcase_45 AC 2 ms
6,940 KB
testcase_46 AC 3 ms
6,944 KB
testcase_47 WA -
権限があれば一括ダウンロードができます

ソースコード

diff #

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n)  for(long long i=0;i<(long long)(n);i++)
#define REP(i,k,n) for(long long i=k;i<(long long)(n);i++)
#define pb emplace_back
#define lb(v,k) (lower_bound(all(v),(k))-v.begin())
#define ub(v,k) (upper_bound(all(v),(k))-v.begin())
#define fi first
#define se second
#define pi M_PI
#define PQ(T) priority_queue<T>
#define SPQ(T) priority_queue<T,vector<T>,greater<T>>
#define dame(a) {out(a);return 0;}
#define decimal cout<<fixed<<setprecision(15);
#define all(a) a.begin(),a.end()
#define rsort(a) {sort(all(a));reverse(all(a));}
#define dupli(a) {sort(all(a));a.erase(unique(all(a)),a.end());}
typedef long long ll;
typedef pair<ll,ll> P;
typedef tuple<ll,ll,ll> PP;
typedef tuple<ll,ll,ll,ll> PPP;
using vi=vector<ll>;
using vvi=vector<vi>;
using vvvi=vector<vvi>;
using vvvvi=vector<vvvi>;
using vp=vector<P>;
using vvp=vector<vp>;
using vb=vector<bool>;
using vvb=vector<vb>;
const ll inf=1001001001001001001;
const ll INF=1001001001;
const ll mod=1000000007;
const double eps=1e-10;
template<class T> bool chmin(T&a,T b){if(a>b){a=b;return true;}return false;}
template<class T> bool chmax(T&a,T b){if(a<b){a=b;return true;}return false;}
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void outp(T a){cout<<'('<<a.fi<<','<<a.se<<')'<<'\n';}
template<class T> void outvp(T v){rep(i,v.size())cout<<'('<<v[i].fi<<','<<v[i].se<<')';cout<<'\n';}
template<class T> void outvvp(T v){rep(i,v.size())outvp(v[i]);}
template<class T> void outv(T v){rep(i,v.size()){if(i)cout<<' ';cout<<v[i];}cout<<'\n';}
template<class T> void outvv(T v){rep(i,v.size())outv(v[i]);}
template<class T> bool isin(T x,T l,T r){return (l)<=(x)&&(x)<=(r);}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void outset(T s){auto itr=s.begin();while(itr!=s.end()){if(itr!=s.begin())cout<<' ';cout<<*itr;itr++;}cout<<'\n';}
void outs(ll a,ll b){if(a>=inf-100)out(b);else out(a);}
ll gcd(ll a,ll b){if(b==0)return a;return gcd(b,a%b);}
ll modpow(ll a,ll b){ll res=1;a%=mod;while(b){if(b&1)res=res*a%mod;a=a*a%mod;b>>=1;}return res;}

int main(){
    ll tt;cin>>tt;
    rep(ttt,tt){
        ll n,m,k;cin>>n>>m>>k;
        vvi g(n);
        rep(i,m){
            ll a,b;cin>>a>>b;g[a-1].pb(b);
        }
        auto cost=[&](ll i,ll u){
            ll res=0;
            for(ll x:g[i])res+=(x-u)*(x-u);
            return res;
        };
        vi best(n);
        rep(i,n){
            ll l=0,r=1e9;
            while(r-l>3){
                ll nl=(l*2+r)/3,nr=(l+r*2)/3;
                if(cost(i,nl)<cost(i,nr))r=nr;
                else l=nl;
            }
            ll mi=inf;
            REP(j,l,r+1)if(chmin(mi,cost(i,j)))best[i]=j;
        }
        // outv(best);
        ll cur=0;
        rep(i,n)cur+=best[i];
        cur-=k;
        if(cur>0){
            ll ok=1e9,ng=-1;
            while(ok-ng>1){
                ll md=(ok+ng)/2;
                ll sum=0;
                rep(i,n){
                    ll OK=best[i],NG=-1;
                    while(OK-NG>1){
                        ll MD=(OK+NG)/2;
                        if(cost(i,MD)-cost(i,MD+1)>md)NG=MD;
                        else OK=MD;
                    }
                    sum+=best[i]-OK;
                }
                if(sum>=cur)ok=md;
                else ng=md;
            }
            {
                rep(i,n){
                    ll OK=best[i],NG=-1;
                    while(OK-NG>1){
                        ll MD=(OK+NG)/2;
                        if(cost(i,MD)-cost(i,MD+1)>ok)NG=MD;
                        else OK=MD;
                    }
                    best[i]=OK;
                }
            }
            ll a=0,b=0;
            rep(i,n){
                a+=cost(i,best[i]);b+=best[i];
            }
            a-=(k-b)*ok;
            out(a);
        }
        else{
            ll ok=1e9,ng=-1;
            while(ok-ng>1){
                ll md=(ok+ng)/2;
                ll sum=0;
                rep(i,n){
                    ll OK=best[i],NG=1e9+1;
                    while(NG-OK>1){
                        ll MD=(OK+NG)/2;
                        if(cost(i,MD)-cost(i,MD-1)>md)NG=MD;
                        else OK=MD;
                    }
                    sum+=OK-best[i];
                }
                if(sum>=-cur)ok=md;
                else ng=md;
            }
            // out(ok);
            {
                rep(i,n){
                    ll OK=best[i],NG=1e9+1;
                    while(NG-OK>1){
                        ll MD=(OK+NG)/2;
                        if(cost(i,MD)-cost(i,MD-1)>ok)NG=MD;
                        else OK=MD;
                    }
                    best[i]=OK;
                }
            }
            ll a=0,b=0;
            rep(i,n){
                a+=cost(i,best[i]);b+=best[i];
            }
            a-=(b-k)*ok;
            out(a);
        }
    }
}
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