Submission #995471

#	Time	Username	Problem	Language	Result	Execution time	Memory
995471		otarius	Relativnost (COCI15_relativnost)	C++17	140 / 140	3081 ms	26044 KiB

relativnost

#include <iostream>
#include <algorithm>
#include <vector>
#include <set>
#include <cstring>
#include <queue>
#include <map>
#include <cmath>
#include <iomanip>
using namespace std;

void __print(int x) { cerr << x; }

void __print(long x) { cerr << x; }

void __print(long long x) { cerr << x; }

void __print(unsigned x) { cerr << x; }

void __print(unsigned long x) { cerr << x; }

void __print(unsigned long long x) { cerr << x; }

void __print(float x) { cerr << x; }

void __print(double x) { cerr << x; }

void __print(long double x) { cerr << x; }

void __print(char x) { cerr << '\'' << x << '\''; }

void __print(const char *x) { cerr << '\"' << x << '\"'; }

void __print(const string &x) { cerr << '\"' << x << '\"'; }

void __print(bool x) { cerr << (x ? "true" : "false"); }

template<typename T, typename V>
void __print(const pair<T, V> &x) {
    cerr << '{';
    __print(x.first);
    cerr << ',';
    __print(x.second);
    cerr << '}';
}

template<typename T>
void __print(const T &x) {
    int f = 0;
    cerr << '{';
    for (auto &i: x) cerr << (f++ ? "," : ""), __print(i);
    cerr << "}";
}

void _print() { cerr << "]\n"; }

template<typename T, typename... V>
void _print(T t, V... v) {
    __print(t);
    if (sizeof...(v)) cerr << ", ";
    _print(v...);
}

#ifndef ONLINE_JUDGE
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
#define debug(x...)
#endif

#define ff first
#define sc second
#define pb push_back
#define ll long long
#define pll pair<ll, ll>
#define pii pair <int, int>
#define ull unsigned long long

// #define int long long
// #define int unsigned long long

const ll mod = 10007;
const ll weirdMod = 998244353;
const int maxN = 1e5 + 25;

int n, c, q, a[maxN], b[maxN], t[4 * maxN][21];
void build(int v, int tl, int tr) {
    if (tl == tr) {
        t[v][0] = b[tl] % mod;
        t[v][1] = a[tl] % mod;
        return;
    } int tm = (tl + tr) / 2;
    build(2 * v, tl, tm);
    build(2 * v + 1, tm + 1, tr);
    for (int i = 0; i <= c; i++)
        for (int j = 0; j <= c; j++)
            (t[v][min(c, i + j)] += t[2 * v][i] * t[2 * v + 1][j] % mod) %= mod;
}
void update(int v, int tl, int tr, int pos) {
    if (tl == tr) {
        t[v][0] = b[tl] % mod;
        t[v][1] = a[tl] % mod;
        return;
    } int tm = (tl + tr) / 2;
    if (pos <= tm) update(2 * v, tl, tm, pos);
    else update(2 * v + 1, tm + 1, tr, pos);
    for (int i = 0; i <= c; i++)
        t[v][i] = 0;
    for (int i = 0; i <= c; i++)
        for (int j = 0; j <= c; j++)
            (t[v][min(c, i + j)] += t[2 * v][i] * t[2 * v + 1][j] % mod) %= mod;
}
void solve() {
    cin >> n >> c;
    int cnt = 0;
    for (int i = 1; i <= n; i++)
        cin >> a[i];
    for (int i = 1; i <= n; i++)
        cin >> b[i];
    build(1, 1, n);
    cin >> q;
    while (q--) {
        int x;
        cin >> x;
        cin >> a[x] >> b[x];
        update(1, 1, n, x);
        cout << t[1][c] << '\n';
    }
}
int32_t main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr); cout.tie(nullptr);
    
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
        cout << '\n';
    }
    return 0;
}

Compilation message (stderr)

relativnost.cpp: In function 'void solve()':
relativnost.cpp:114:9: warning: unused variable 'cnt' [-Wunused-variable]
  114 |     int cnt = 0;
      |         ^~~

• Subtask 1: 140 / 140