Submission #836048

#	Time	Username	Problem	Language	Result	Execution time	Memory
836048		Trumling	Digital Circuit (IOI22_circuit)	C++17	0 / 100	13 ms	1736 KiB

circuit

#include "circuit.h"
#include<bits/stdc++.h>
using namespace std;

#define F first
#define S second
#define all(x) x.begin(),x.end()
typedef long long ll;
#define pb push_back
#define INF 9999999999999999

vector<ll>pre;
ll n;
void init(int N, int M, std::vector<int> P, std::vector<int> A) 
{
n=M;

pre.assign(M,0);

for(int i=0;i<M;i++)
pre[i]==((i==0)?0:pre[i-1])+A[i];

}

int count_ways(int L, int R) 
{
  ll curr=pre[n-1]-pre[R] + ((L==0)?0:pre[L-1]);
  curr+=(R-L+1)-(pre[R]-((L==0)?0:pre[L-1]));

  return curr;
}

Compilation message (stderr)

circuit.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>)':
circuit.cpp:21:7: warning: value computed is not used [-Wunused-value]
   21 | pre[i]==((i==0)?0:pre[i-1])+A[i];

• Subtask 1: 0 / 2
• Subtask 2: 0 / 7
• Subtask 3: 0 / 9
• Subtask 4: 0 / 4
• Subtask 5: 0 / 12
• Subtask 6: 0 / 27
• Subtask 7: 0 / 28
• Subtask 8: 0 / 11