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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#698703 | #5117. Find Maximum | IsacBieber# | WA | 0ms | 3644kb | C++23 | 1.5kb | 2024-11-01 21:27:42 | 2024-11-01 21:27:47 |
Judging History
answer
#include<bits/stdc++.h>
#define debug(x) cerr<<#x<<":"<<x<<'\n';
using namespace std;
using ll = long long;
using ull = unsigned long long;
const int N = 1e5 + 5, M = 64, MOD = 1e9 + 7;
ll bit[2][M], len[2];
ll l, r;
// void dfs(int u,bool g, int sum)
// {
// if(u == -1) {
// ans = std::max(ans, sum);
// return;
// }
// if(!g) {
// dfs(u - 1, g, sum + 3);
// }
// else {
// if(bit[1][u]) {
// dfs(u - 1, g, sum + bit[1][u] + 1);
// dfs(u - 1, 0, sum + bit[1][u]);
// }
// else dfs(u - 1, g, sum + bit[1][u] + 1);
// }
// }
void solve()
{
ll ans=0;
cin>>l>>r;
len[0] = len[1] = -1;
for(int i=0;i<M;i++) bit[0][i] = bit[1][i] = 0;
while(l)
{
bit[0][++len[0]] = l%3;
l /= 3;
}
while(r)
{
bit[1][++len[1]] = r%3;
r /= 3;
}
for(int i=len[1];i>=0;i--)
{
if(bit[0][i]==bit[1][i]){
ans+=bit[0][i]+1;
}else{
//bit[0][i]<bit[1][i]
ll tmp=0;
for(int j=i;j>=0;j--){
tmp+=1+bit[1][j];
}
ans+=max(bit[1][i]-1+(i==len[1]?0:1)+i*3,tmp);
cout<<' '<<ans<<endl;
return;
}
}
}
int main(void)
{
ios::sync_with_stdio(0);
cin.tie(0), cout.tie(0);
int T = 1;
cin >> T;
while(T--) solve();
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3600kb
input:
10 1 2 1 3 1 4 1 5 2 3 2 4 2 5 3 4 3 5 4 5
output:
3 3 4 5 3 4 5 4 5 5
result:
ok 10 numbers
Test #2:
score: -100
Wrong Answer
time: 0ms
memory: 3644kb
input:
5050 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 11 1 12 1 13 1 14 1 15 1 16 1 17 1 18 1 19 1 20 1 21 1 22 1 23 1 24 1 25 1 26 1 27 1 28 1 29 1 30 1 31 1 32 1 33 1 34 1 35 1 36 1 37 1 38 1 39 1 40 1 41 1 42 1 43 1 44 1 45 1 46 1 47 1 48 1 49 1 50 1 51 1 52 1 53 1 54 1 55 1 56 1 57 1 58 1 59 1 60 1 61...
output:
3 3 4 5 4 5 6 6 6 6 6 6 7 6 7 8 7 7 7 7 7 8 7 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 9 9 9 9 9 10 9 10 11 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 11 10 10 10 10 10 11 10 11 12 12 12 12 12 12 12 12 12 ...
result:
wrong answer 1st numbers differ - expected: '2', found: '3'