結果
問題 | No.1120 Strange Teacher |
ユーザー | snuke |
提出日時 | 2020-07-22 21:30:24 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,516 bytes |
コンパイル時間 | 2,348 ms |
コンパイル使用メモリ | 204,076 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-06-22 13:50:14 |
合計ジャッジ時間 | 4,173 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 61 ms
6,940 KB |
testcase_11 | AC | 61 ms
6,944 KB |
testcase_12 | AC | 61 ms
6,940 KB |
testcase_13 | AC | 57 ms
6,940 KB |
testcase_14 | AC | 56 ms
6,944 KB |
testcase_15 | AC | 56 ms
6,944 KB |
testcase_16 | AC | 58 ms
6,940 KB |
testcase_17 | AC | 57 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 64 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 1 ms
6,940 KB |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | AC | 2 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> #define fi first #define se second #define rep(i,n) for(int i = 0; i < (n); ++i) #define rrep(i,n) for(int i = 1; i <= (n); ++i) #define drep(i,n) for(int i = (n)-1; i >= 0; --i) #define srep(i,s,t) for (int i = s; i < t; ++i) #define rng(a) a.begin(),a.end() #define rrng(a) a.rbegin(),a.rend() #define maxs(x,y) (x = max(x,y)) #define mins(x,y) (x = min(x,y)) #define isin(x,l,r) ((l) <= (x) && (x) < (r)) #define pb push_back #define eb emplace_back #define sz(x) (int)(x).size() #define pcnt __builtin_popcountll #define uni(x) x.erase(unique(rng(x)),x.end()) #define snuke srand((unsigned)clock()+(unsigned)time(NULL)); #define show(x) cout<<#x<<" = "<<x<<endl; #define PQ(T) priority_queue<T,v(T),greater<T> > #define bn(x) ((1<<x)-1) #define dup(x,y) (((x)+(y)-1)/(y)) #define newline puts("") #define v(T) vector<T> #define vv(T) v(v(T)) using namespace std; typedef long long int ll; typedef unsigned uint; typedef unsigned long long ull; typedef pair<int,int> P; typedef tuple<int,int,int> T; typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vl; typedef vector<P> vp; typedef vector<T> vt; inline int getInt() { int x; scanf("%d",&x); return x;} template<typename T>inline istream& operator>>(istream&i,v(T)&v) {rep(j,sz(v))i>>v[j];return i;} template<typename T>string join(const v(T)&v) {stringstream s;rep(i,sz(v))s<<' '<<v[i];return s.str().substr(1);} template<typename T>inline ostream& operator<<(ostream&o,const v(T)&v) {if(sz(v))o<<join(v);return o;} template<typename T1,typename T2>inline istream& operator>>(istream&i,pair<T1,T2>&v) {return i>>v.fi>>v.se;} template<typename T1,typename T2>inline ostream& operator<<(ostream&o,const pair<T1,T2>&v) {return o<<v.fi<<","<<v.se;} template<typename T>inline ll suma(const v(T)& a) { ll res(0); for (auto&& x : a) res += x; return res;} const double eps = 1e-10; const ll LINF = 1001002003004005006ll; const int INF = 1001001001; #define dame { puts("-1"); return 0;} #define yn {puts("Yes");}else{puts("No");} const int MX = 200005; int main() { int n; scanf("%d",&n); vl a(n), b(n); cin>>a>>b; rep(i,n) a[i] = a[i]-b[i]; ll s = suma(a); ll x = n-2; ll ans = 0; if (x == 0) { if (s) dame; ans = abs(a[0]); } else { if (s < 0) dame; if (s%x) dame; ans = s/x; ll t = 0; rep(i,n) { a[i] += ans; if (a[i] < 0) dame; if (a[i]%2) dame; t += a[i]/2; } if (t != ans) dame; } cout<<ans<<endl; return 0; }