#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pb push_back
#define eb emplace_back
#define vi vector<int>
#define pi pair<int,int>
#define sz(v) (int)(v).size()
#define all(v) (v).begin(), (v).end()
#define compact(v) (v).erase(unique(all(v)), (v).end())
template<class T> using upq = priority_queue<T, vector<T>, greater<T>>;
template<class T> int lwrbound(const vector<T>& a, const T& b, const int s = 0){return int(lower_bound(s + all(a), b) - a.begin());}
template<class T> int uprbound(const vector<T>& a, const T& b, const int s = 0){return int(upper_bound(s + all(a), b) - a.begin());}
#define FOR(i, a, b) for(int i = (a); i <= (b); i++)
#define ROF(i, a, b) for(int i = (a); i >= (b); i--)
#define sumof(x) accumulate(all(x), 0ll)
#define dbg(x) "[" << #x " = " << (x) << "]"
#define el "\n"
using ll = long long;
using ld = long double;
template<class T> bool ckmx(T& a, const T b){return (a < b ? a = b, true : false);}
template<class T> bool ckmn(T& a, const T b){return (a > b ? a = b, true : false);}
const int N = 1e5 + 1, C = 21, MOD = 10007;
int n, q, c, a[N], b[N];
int mul(int x, int y){
return (x * y) % MOD;
}
void add(int& x, int y){
x += y;
if(x >= MOD) x -= MOD;
}
namespace SMT{
int st[N << 2][C];
void merge_st(int id){
for(int i = 0; i <= c; i++) st[id][i] = 0;
for(int i = 0; i <= c; i++){
for(int j = 0; j <= c; j++){
add(st[id][min(i + j, c)], mul(st[id << 1][i], st[id << 1|1][j]));
}
}
}
void build(int id, int l, int r){
if(l == r){
st[id][0] = b[l] % MOD;
st[id][1] = a[l] % MOD;
}
else{
int m = l+r>>1;
build(id << 1, l, m);
build(id << 1|1, m+1, r);
merge_st(id);
}
}
void update(int id, int l, int r, int x){
if(l == r){
st[id][0] = b[x] % MOD;
st[id][1] = a[x] % MOD;
}
else{
int m = l+r>>1;
if(x <= m)
update(id << 1, l, m, x);
else update(id << 1|1, m+1, r, x);
merge_st(id);
}
}
int ans(){
return st[1][c];
}
};
void Main()
{
cin >> n >> c;
FOR(i, 1, n) cin >> a[i];
FOR(i, 1, n) cin >> b[i];
SMT::build(1, 1, n);
cin >> q;
while(q--){
int p; cin >> p >> a[p] >> b[p];
SMT::update(1, 1, n, p);
cout << SMT::ans() << el;
}
}
int32_t main()
{
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
#define name "InvMOD"
if(fopen(name".INP", "r")){
freopen(name".INP", "r", stdin);
freopen(name".OUT", "w", stdout);
}
int t = 1; while(t--) Main();
return 0;
}
컴파일 시 표준 에러 (stderr) 메시지
relativnost.cpp: In function 'int32_t main()':
relativnost.cpp:116:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
116 | freopen(name".INP", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
relativnost.cpp:117:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
117 | freopen(name".OUT", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
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