| 18617 | 2025-10-29 11:10:35 | ubormaci | Kedves számok | cpp17 | Accepted 50/50 | 2ms | 556 KiB |
#include <iostream>
#include <cstdint>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <queue>
using namespace std;
typedef int64_t ll;
void solve() {
string s;
cin >> s;
ll n = s.length();
//cerr << "\nn=" << n;
vector<ll> v(n, 0);
//cerr << "\nv= ";
for(ll i = 0; i < n; i++) {
v[i] = s[i] - '0';
//cerr << v[i] << " ";
}
vector<vector<ll>> dp(n, vector<ll>(2, 0));
// dp[i][0] = hany szamsorozat van, ahol mar kisebb mint az eredeti szam
// dp[i][1] = hany szamsorozat van, ami pont annyi mint az eredeti szam
for(ll i = 0; i < n; i++) {
if(i == 0) {
dp[i][0]++; // ha a legelso helyre zerost teszunk, az biztosan valid szam
if(v[i] > 3) {
dp[i][0]++;
}else if(v[i] == 3) {
dp[i][1]++;
}
}else{
// 0-t rakunk
if(v[i] == 0) {
dp[i][1] += dp[i-1][1];
dp[i][0] += dp[i-1][0];
}else{
dp[i][0] += dp[i-1][0];
dp[i][0] += dp[i-1][1];
}
// harmat rakunk
if(v[i] > 3) {
dp[i][0] += dp[i-1][0];
dp[i][0] += dp[i-1][1];
}else if(v[i] == 3) {
dp[i][0] += dp[i-1][0];
dp[i][1] += dp[i-1][1];
}else{
dp[i][0] += dp[i-1][0];
}
}
//cerr << "\ndp[" << i << "]={" << dp[i][0] << " , " << dp[i][1] << "}";
}
cout << dp[n-1][0] + dp[n-1][1];
}
int main() {
std::ios_base::sync_with_stdio(false);
solve();
return 0;
}| Subtask | Sum | Test | Verdict | Time | Memory | ||
|---|---|---|---|---|---|---|---|
| subtask1 | 0/0 | ||||||
| 1 | Accepted | 1ms | 316 KiB | ||||
| 2 | Accepted | 1ms | 316 KiB | ||||
| subtask2 | 4/4 | ||||||
| 3 | Accepted | 1ms | 316 KiB | ||||
| 4 | Accepted | 1ms | 316 KiB | ||||
| 5 | Accepted | 1ms | 316 KiB | ||||
| 6 | Accepted | 1ms | 316 KiB | ||||
| 7 | Accepted | 1ms | 316 KiB | ||||
| subtask3 | 12/12 | ||||||
| 8 | Accepted | 1ms | 316 KiB | ||||
| 9 | Accepted | 1ms | 316 KiB | ||||
| 10 | Accepted | 1ms | 316 KiB | ||||
| 11 | Accepted | 1ms | 316 KiB | ||||
| 12 | Accepted | 1ms | 316 KiB | ||||
| 13 | Accepted | 1ms | 316 KiB | ||||
| 14 | Accepted | 1ms | 316 KiB | ||||
| 15 | Accepted | 1ms | 316 KiB | ||||
| 16 | Accepted | 1ms | 320 KiB | ||||
| 17 | Accepted | 1ms | 316 KiB | ||||
| 18 | Accepted | 1ms | 316 KiB | ||||
| 19 | Accepted | 1ms | 316 KiB | ||||
| 20 | Accepted | 1ms | 316 KiB | ||||
| 21 | Accepted | 1ms | 316 KiB | ||||
| subtask4 | 10/10 | ||||||
| 22 | Accepted | 1ms | 316 KiB | ||||
| 23 | Accepted | 1ms | 508 KiB | ||||
| 24 | Accepted | 1ms | 316 KiB | ||||
| 25 | Accepted | 1ms | 316 KiB | ||||
| 26 | Accepted | 1ms | 316 KiB | ||||
| 27 | Accepted | 1ms | 500 KiB | ||||
| 28 | Accepted | 1ms | 316 KiB | ||||
| 29 | Accepted | 1ms | 316 KiB | ||||
| 30 | Accepted | 1ms | 316 KiB | ||||
| 31 | Accepted | 1ms | 328 KiB | ||||
| 32 | Accepted | 1ms | 316 KiB | ||||
| 33 | Accepted | 1ms | 536 KiB | ||||
| 34 | Accepted | 1ms | 316 KiB | ||||
| subtask5 | 10/10 | ||||||
| 35 | Accepted | 1ms | 316 KiB | ||||
| 36 | Accepted | 1ms | 508 KiB | ||||
| 37 | Accepted | 1ms | 316 KiB | ||||
| 38 | Accepted | 1ms | 316 KiB | ||||
| 39 | Accepted | 1ms | 316 KiB | ||||
| 40 | Accepted | 1ms | 500 KiB | ||||
| 41 | Accepted | 1ms | 316 KiB | ||||
| 42 | Accepted | 1ms | 316 KiB | ||||
| 43 | Accepted | 1ms | 316 KiB | ||||
| 44 | Accepted | 1ms | 328 KiB | ||||
| 45 | Accepted | 1ms | 316 KiB | ||||
| 46 | Accepted | 1ms | 536 KiB | ||||
| 47 | Accepted | 1ms | 316 KiB | ||||
| 48 | Accepted | 1ms | 316 KiB | ||||
| 49 | Accepted | 1ms | 316 KiB | ||||
| 50 | Accepted | 1ms | 316 KiB | ||||
| 51 | Accepted | 1ms | 316 KiB | ||||
| 52 | Accepted | 1ms | 316 KiB | ||||
| 53 | Accepted | 1ms | 316 KiB | ||||
| 54 | Accepted | 1ms | 508 KiB | ||||
| 55 | Accepted | 1ms | 316 KiB | ||||
| 56 | Accepted | 1ms | 316 KiB | ||||
| 57 | Accepted | 1ms | 316 KiB | ||||
| 58 | Accepted | 1ms | 316 KiB | ||||
| 59 | Accepted | 1ms | 316 KiB | ||||
| 60 | Accepted | 1ms | 316 KiB | ||||
| 61 | Accepted | 1ms | 316 KiB | ||||
| 62 | Accepted | 1ms | 540 KiB | ||||
| 63 | Accepted | 1ms | 316 KiB | ||||
| 64 | Accepted | 1ms | 316 KiB | ||||
| 65 | Accepted | 1ms | 316 KiB | ||||
| subtask6 | 14/14 | ||||||
| 66 | Accepted | 1ms | 500 KiB | ||||
| 67 | Accepted | 1ms | 316 KiB | ||||
| 68 | Accepted | 1ms | 316 KiB | ||||
| 69 | Accepted | 1ms | 316 KiB | ||||
| 70 | Accepted | 1ms | 316 KiB | ||||
| 71 | Accepted | 1ms | 316 KiB | ||||
| 72 | Accepted | 1ms | 316 KiB | ||||
| 73 | Accepted | 1ms | 316 KiB | ||||
| 74 | Accepted | 1ms | 316 KiB | ||||
| 75 | Accepted | 1ms | 316 KiB | ||||
| 76 | Accepted | 1ms | 320 KiB | ||||
| 77 | Accepted | 1ms | 316 KiB | ||||
| 78 | Accepted | 1ms | 316 KiB | ||||
| 79 | Accepted | 1ms | 316 KiB | ||||
| 80 | Accepted | 1ms | 316 KiB | ||||
| 81 | Accepted | 1ms | 316 KiB | ||||
| 82 | Accepted | 1ms | 316 KiB | ||||
| 83 | Accepted | 1ms | 508 KiB | ||||
| 84 | Accepted | 1ms | 316 KiB | ||||
| 85 | Accepted | 1ms | 316 KiB | ||||
| 86 | Accepted | 1ms | 316 KiB | ||||
| 87 | Accepted | 1ms | 500 KiB | ||||
| 88 | Accepted | 1ms | 316 KiB | ||||
| 89 | Accepted | 1ms | 316 KiB | ||||
| 90 | Accepted | 1ms | 316 KiB | ||||
| 91 | Accepted | 1ms | 328 KiB | ||||
| 92 | Accepted | 1ms | 316 KiB | ||||
| 93 | Accepted | 1ms | 536 KiB | ||||
| 94 | Accepted | 1ms | 316 KiB | ||||
| 95 | Accepted | 1ms | 316 KiB | ||||
| 96 | Accepted | 1ms | 316 KiB | ||||
| 97 | Accepted | 1ms | 316 KiB | ||||
| 98 | Accepted | 1ms | 316 KiB | ||||
| 99 | Accepted | 1ms | 316 KiB | ||||
| 100 | Accepted | 1ms | 316 KiB | ||||
| 101 | Accepted | 1ms | 508 KiB | ||||
| 102 | Accepted | 1ms | 316 KiB | ||||
| 103 | Accepted | 1ms | 316 KiB | ||||
| 104 | Accepted | 1ms | 316 KiB | ||||
| 105 | Accepted | 1ms | 316 KiB | ||||
| 106 | Accepted | 1ms | 316 KiB | ||||
| 107 | Accepted | 1ms | 316 KiB | ||||
| 108 | Accepted | 1ms | 316 KiB | ||||
| 109 | Accepted | 1ms | 540 KiB | ||||
| 110 | Accepted | 1ms | 316 KiB | ||||
| 111 | Accepted | 1ms | 316 KiB | ||||
| 112 | Accepted | 1ms | 316 KiB | ||||
| 113 | Accepted | 1ms | 508 KiB | ||||
| 114 | Accepted | 1ms | 316 KiB | ||||
| 115 | Accepted | 1ms | 316 KiB | ||||
| 116 | Accepted | 1ms | 316 KiB | ||||
| 117 | Accepted | 1ms | 316 KiB | ||||
| 118 | Accepted | 1ms | 316 KiB | ||||
| 119 | Accepted | 1ms | 316 KiB | ||||
| 120 | Accepted | 1ms | 556 KiB | ||||
| 121 | Accepted | 1ms | 348 KiB | ||||
| 122 | Accepted | 1ms | 316 KiB | ||||
| 123 | Accepted | 2ms | 316 KiB | ||||
| 124 | Accepted | 1ms | 316 KiB | ||||
| 125 | Accepted | 1ms | 316 KiB | ||||
| 126 | Accepted | 1ms | 540 KiB | ||||
| 127 | Accepted | 1ms | 316 KiB | ||||
| 128 | Accepted | 1ms | 316 KiB | ||||
| 129 | Accepted | 1ms | 420 KiB | ||||
| 130 | Accepted | 1ms | 532 KiB | ||||
| 131 | Accepted | 1ms | 316 KiB | ||||