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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#303857 | #7109. Traveling on the Axis | kevinshan# | AC ✓ | 21ms | 8908kb | C++17 | 1.3kb | 2024-01-13 02:09:11 | 2024-01-13 02:09:11 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define all(x) x.begin(), x.end()
#define pb push_back
#define mp make_pair
#define ps push
#define in insert
#define f first
#define s second
#define nl cout<<"\n"
#define ca(v) for(auto i:v) cout<<i<<" ";
#define cbit(x) __builtin_popcount(x)
#define gcd(a, b) __gcd(a, b)
#define lcm(a, b) (a*b/gcd(a, b))
const int xm[4] = {-1, 1, 0, 0};
const int ym[4] = {0, 0, -1, 1};
const int MOD = 1e9 + 7;
const int MAXN = 5e5 + 5;
const ll POW = 9973;
void solve() {
string S;cin>>S;
int n = S.size();
vector<vector<ll>> dp(n+1,vector<ll>(2,0));
for(int i=n-1;i>=0;i--) {
if (S[i]=='0') {
dp[i][0]=dp[i+1][0] + 2*(n-i);
dp[i][1]=dp[i+1][0] + 1*(n-i);
} else {
dp[i][0]=dp[i+1][1] + 1*(n-i);
dp[i][1]=dp[i+1][1] + 2*(n-i);
}
}
ll sum = 0;
for(int i=0;i<n;i++) {
sum += dp[i][0];
}
cout << sum << '\n';
}
int main()
{
ios_base::sync_with_stdio(0); cin.tie(0);
if (fopen("input.in", "r")) {
freopen("input.in", "r", stdin);
freopen("output.out", "w", stdout);
}
int t;cin>>t;
for(int i=0;i<t;i++) {
solve();
}
}
这程序好像有点Bug,我给组数据试试?
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3424kb
input:
3 101 011 11010
output:
12 15 43
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 21ms
memory: 8908kb
input:
6107 1010101 010110100110101 1010 1010101010010101010 101011 0101101011010101010 0101101011 11011010101 010 1011010 10110101010101010100 010101010110101 10101010101011 0101010101010101011 00101010011000 1010101010010110110 01010101001010101010 101010101010101 100100101010101010 01 011 0101010100101 ...
output:
96 889 24 1515 69 1567 279 345 14 106 1702 791 621 1447 764 1615 1755 736 1333 6 15 542 44 1689 1515 140 833 497 596 24 1640 694 462 30 425 14 1041 1446 96 504 124 75 560 970 771 945 6 1 321 137 786 720 206 769 46 103 225 74 554 2 100 529 260 207 197 2 197 1041 140 857 207 1 74 1604 41 343 1041 14 1...
result:
ok 6107 lines
Extra Test:
score: 0
Extra Test Passed