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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#190915 | #5117. Find Maximum | PHarr# | WA | 512ms | 164504kb | C++20 | 977b | 2023-09-29 15:41:45 | 2023-09-29 15:41:45 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int inf = 1e18;
using vi = vector<int>;
unordered_map<int, int> g;
int f(int x) {
if (g[x] != 0) return g[x];
if (x % 3 == 0) return g[x] = f(x / 3) + 1;
else return g[x] = f(x - x % 3) + x % 3;
}
void solve(){
int l , r;
cin >> l >> r;
int res = 0;
for( int i = r , n = max( l , r - 200 ); i >= n ; i -- )
res = max( res , f(i) );
cout << res << "\n";
}
int32_t main() {
ios::sync_with_stdio(false), cin.tie(nullptr);
int t;
g[0] = 1;
for( cin >> t; t ; t -- )
solve();
// for (int i = 1, x; i <= 100; i++) {
// vi a;
// x = i;
// for (; x; x /= 3) a.push_back(x % 3);
// reverse(a.begin(), a.end() );
// cout << i << " : ";
// for( auto j : a ) cout << j;
// cout << " , ";
// cout << f(i) << "\n";
// }
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3608kb
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: 0
Accepted
time: 2ms
memory: 3628kb
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:
2 3 3 4 5 5 5 6 6 6 6 6 6 7 7 7 8 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 10 10 10 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 3 3 4 5 5 5 6 6 6 6 6 6 7 7 7 8 8 8 8 8 8 8...
result:
ok 5050 numbers
Test #3:
score: -100
Wrong Answer
time: 512ms
memory: 164504kb
input:
10000 2924776299390853 348932224550662831 638290869233943020 897334616745111026 210780034220004669 279345354637770906 20574264013277469 387573622060864735 39441497975868873 806211034038773415 19845198891021950 243636832211738144 298454268109304380 988142879006387197 613847475002049291 86666797163210...
output:
74 85 80 76 72 88 79 81 77 77 79 79 86 77 88 86 81 74 83 84 77 80 83 85 83 86 79 77 82 85 84 81 82 76 80 80 76 82 79 73 81 80 69 76 75 80 82 76 72 78 81 84 81 76 83 85 78 74 84 78 77 80 78 76 80 81 90 81 71 73 76 93 85 75 82 79 82 81 78 78 76 74 89 74 84 77 84 74 84 79 83 77 89 85 77 78 81 85 84 86 ...
result:
wrong answer 1st numbers differ - expected: '110', found: '74'