Submission #703640

#	Time	Username	Problem	Language	Result	Execution time	Memory
703640		niter	Self Study (JOI22_ho_t2)	C++14	Compilation error	0 ms	0 KiB

Main

#include <iostream>
#include <vector>
#define loop(i,a,b) for(int i=a;i<b;i++)
using namespace std;
long long A[300050], B[300050];

void db(){
    cout << "\n";
}
template<class T, class ...U>
void db(T XXX, U ...YYY){
    cout << XXX << " ";  db(YYY...);
}

int main(){
//    ios::sync_with_stdio(false); cin.tie(0);
    long long N, M;
    cin >> N >> M;
    loop(i,0,N) cin >> A[i];
    loop(i,0,N) cin >> B[i];
    loop(i,0,N) C[i] = max(A[i], B[i]);

    long long ok = 0, ng = 1LL << 60;
    auto check = [&](long long x) -> bool {
        long long day = 0, cost, day_test = 0;
        loop(i,0,N){
            if(x <= C[i] * M) day += (x - 1) / C[i] + 1;
            else day += M + (x - C[i] * M - 1) / B[i] + 1;

            cost = x;
            cost -= min(((cost-1) / C[i] + 1), M) * C[i];
            day_test += min(((cost-1) / C[i] + 1), M);
            if(cost > 0)
                day_test += ((cost-1) / B[i] + 1);
            //if(day != day_test) exit(0);
            if(day > N * M) return 0;
        }
        return 1;
    };
    while(ng - ok > 1){
        //db();
        long long mid = (ng + ok) / 2;
        if(check(mid)) ok = mid;
        else ng = mid;
    }
    cout << ok << endl;
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:21:17: error: 'C' was not declared in this scope
   21 |     loop(i,0,N) C[i] = max(A[i], B[i]);
      |                 ^
Main.cpp: In lambda function:
Main.cpp:27:21: error: 'C' was not declared in this scope
   27 |             if(x <= C[i] * M) day += (x - 1) / C[i] + 1;
      |                     ^
Main.cpp:31:37: error: 'C' was not declared in this scope
   31 |             cost -= min(((cost-1) / C[i] + 1), M) * C[i];
      |                                     ^