結果
問題 | No.982 Add |
ユーザー | east1016 |
提出日時 | 2020-02-14 18:20:16 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 4,088 bytes |
コンパイル時間 | 2,241 ms |
コンパイル使用メモリ | 210,820 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-10-06 09:45:00 |
合計ジャッジ時間 | 2,777 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | AC | 1 ms
6,820 KB |
testcase_01 | AC | 2 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 1 ms
6,820 KB |
testcase_05 | AC | 2 ms
6,816 KB |
testcase_06 | AC | 1 ms
6,820 KB |
testcase_07 | AC | 2 ms
6,820 KB |
testcase_08 | AC | 1 ms
6,816 KB |
testcase_09 | AC | 1 ms
6,816 KB |
testcase_10 | AC | 1 ms
6,820 KB |
testcase_11 | AC | 2 ms
6,820 KB |
testcase_12 | AC | 1 ms
6,824 KB |
testcase_13 | AC | 2 ms
6,820 KB |
testcase_14 | AC | 2 ms
6,816 KB |
testcase_15 | AC | 2 ms
6,816 KB |
testcase_16 | AC | 2 ms
6,820 KB |
testcase_17 | AC | 2 ms
6,816 KB |
testcase_18 | AC | 1 ms
6,820 KB |
testcase_19 | AC | 1 ms
6,820 KB |
testcase_20 | AC | 2 ms
6,820 KB |
testcase_21 | AC | 2 ms
6,816 KB |
testcase_22 | AC | 1 ms
6,816 KB |
testcase_23 | AC | 2 ms
6,820 KB |
testcase_24 | AC | 1 ms
6,820 KB |
testcase_25 | AC | 2 ms
6,816 KB |
コンパイルメッセージ
main.cpp:55:11: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 55 | void Vout(auto a){if(a.size()==0) cout<<"."<<endl; | ^~~~ main.cpp:57:11: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 57 | void Verr(auto a){if(a.size()==0) cerr<<"."<<endl; | ^~~~ main.cpp:59:12: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 59 | void VVout(auto a){if(a.size()==0)cout<<"."<<endl; | ^~~~ main.cpp:61:12: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 61 | void VVerr(auto a){if(a.size()==0)cerr<<"."<<endl; | ^~~~ main.cpp:63:12: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 63 | void VPout(auto a){if(a.size()==0)cout<<"."<<endl; | ^~~~ main.cpp:65:12: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 65 | void VPerr(auto a){if(a.size()==0)cerr<<"."<<endl; | ^~~~ main.cpp:83:12: warning: use of 'auto' in parameter declaration only available with '-std=c++20' or '-fconcepts' 83 | void press(auto &v){v.erase(unique(ALL(v)),v.end());} // 圧縮 | ^~~~
ソースコード
#include <bits/stdc++.h> // ver2.4.4 #include <complex.h> //#include <boost/math/tools/minima.hpp> //#include <boost/multiprecision/cpp_int.hpp> #define fmin brent_find_minima #define int long long #define endl "\n" #define ALL(v) (v).begin(),(v).end() #define COUNT(a,k) upper_bound(ALL(a),k)-lower_bound(ALL(a),k) #define BIGGER(a,k) a.end()-upper_bound(ALL(a),k) #define SMALLER(a,k) lower_bound(ALL(a),k)-a.begin() #define Vi vector<int> #define VVi vector<Vi> #define VVVi vector<VVi> #define Vm vector<mint> #define Vs vector<string> #define Pii pair<int,int> #define Pdd pair<double,double> #define VPii vector<Pii> #define Tiii tuple<int,int,int> #define VTiii vector<Tiii> #define PQi priority_queue<int> #define PQir priority_queue<int,vector<int>,greater<int>> #define pb push_back #define mp make_pair #define mt make_tuple #define itos to_string #define stoi stoll #define FI first #define SE second #define cYES cout<<"YES"<<endl #define cNO cout<<"NO"<<endl #define cYes cout<<"Yes"<<endl #define cNo cout<<"No"<<endl #define cyes cout<<"yes"<<endl #define cno cout<<"no"<<endl #define sortr(v) sort(v,greater<>()) #define rep(i,a,b) for(int i=a;i<b;i++) #define repeq(i,a,b) for(int i=a;i<=b;i++) #define repreq(i,a,b) for(int i=a;i>=b;i--) #define dem(a,b) ((a+b-1)/(b)) #define Vin(a) rep(iI,0,a.size())cin>>a[iI] #define INF 3000000000000000000 // 3.0*10^18(MAXの1/3くらい) #define MAX LLONG_MAX #define PI 3.141592653589793238462 #define MOD 1000000007 // 10^9 + 7 using namespace std; /* fmin(f,L,R,100) で関数の最小値を(x,min)で返す */ //using boost::math::tools::brent_find_minima; /* cpp_int (任意の長さのint) */ //using boost::multiprecision::cpp_int; /* デバッグ用 */ void Vout(auto a){if(a.size()==0) cout<<"."<<endl; else{rep(i,0,a.size()-1)cout<<a[i]<<' ';if(a.size()>0)cout<<a.back()<<endl;}return;} void Verr(auto a){if(a.size()==0) cerr<<"."<<endl; else{rep(i,0,a.size()-1)cerr<<a[i]<<' ';if(a.size()>0)cerr<<a.back()<<endl;}return;} void VVout(auto a){if(a.size()==0)cout<<"."<<endl; else{rep(i,0,a.size())Vout(a[i]);}return;} void VVerr(auto a){if(a.size()==0)cerr<<"."<<endl; else{rep(i,0,a.size())Verr(a[i]);}return;} void VPout(auto a){if(a.size()==0)cout<<"."<<endl; else{rep(i,0,a.size())cout<<a[i].FI<<' '<<a[i].SE<<endl;}return;} void VPerr(auto a){if(a.size()==0)cerr<<"."<<endl; else{rep(i,0,a.size())cerr<<a[i].FI<<' '<<a[i].SE<<endl;}return;} /* 便利関数 */ int gcd(int a,int b){return b?gcd(b,a%b):a;} // 最大公約数gcd int lcm(int a,int b){return a/gcd(a,b)*b;} // 最小公倍数lcm int mypow(int x, int n, int m){ // 累乗x^n(mod m) O(log(n)) if(n==0)return 1;if(n%2==0)return mypow(x*x%m,n/2,m);else return x*mypow(x,n-1,m)%m;} int scomb(int n, int r){if(n<=0||r<0||r>n)return 0;if((n-r)<r)r=n-r; // nCr int a=1;for(int i=n;i>n-r;--i){a=a*i;}for(int i=1;i<r+1;++i){a=a/i;}return a;} int comb(int n, int r){if(n<=0||r<0||r>n)return 0;if((n-r)<r)r=n-r; // nCr(%MOD) int a=1;for(int i=n;i>n-r;--i){a=a*i%MOD;}for(int i=1; i<r+1;++i){a=a*mypow(i,MOD-2,MOD)%MOD;}return a%MOD;} Vi stpowV(){Vi a(100005); a[0]=1;repeq(i,1,100004)a[i]=a[i-1]*i%MOD;return a;} //Vi stpow = stpowV(); // 階乗配列(%MOD) Vi vis(Vi &v){Vi S(v.size()+1);rep(i,1,S.size())S[i]+=v[i-1]+S[i-1];return S;} // 累積和 int digit(int k,int i){string s = itos(k);return s[s.size()-i]-'0';} // i桁目の数字 void press(auto &v){v.erase(unique(ALL(v)),v.end());} // 圧縮 Vi zip(Vi b){int Z=b.size(); // 座標圧縮 Pii p[Z+10];int a=b.size();Vi l(a);for(int i=0;i<a;i++) p[i]=mp(b[i],i);sort(p,p+a);int w=0;for(int i=0;i<a;i++) {if(i&&p[i].first!=p[i-1].first)w++;l[p[i].second]=w;}return l;} Vi beki2V(){Vi a(63);int q = 1;rep(i,0,63){a[i]=q;q*=2;}return a;} Vi beki2 = beki2V(); // 2^n配列 int modiv(int a,int b){return a*mypow(b,MOD-2,MOD)%MOD;} // a÷b(MOD環境) signed main() { cin.tie(0);cout.tie(0);ios::sync_with_stdio(false);cout<<fixed<<setprecision(12); int a,b; cin >> a >> b; int g = gcd(a,b); if(g!=1){ cout << -1 << endl; return 0; } cout << (a-1)*(b-1)/2 << endl; return 0; }