이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define pb push_back
#define fi first
#define se second
#define en '\n'
#define sp ' '
#define tb '\t'
#define ri(n) int n; cin >> n
#define rl(n) ll n; cin >> n
#define rs(s) string s; cin >> s
#define rc(c) char c; cin >> c
#define rv(v) for (auto &x : v) cin >> x
#define pven(v) for (auto x : v) cout << x << en
#define pv(v) for (auto x : v) cout << x << sp; cout << en
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define yes cout << "YES" << en
#define no cout << "NO" << en
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
#define ssort(a, b) if (a < b) swap(a, b)
#define bitcnt(a) __builtin_popcountll(a)
#define bithigh(a) 63-__builtin_clzll(a)
#define lg bithigh
ll highpow(ll a) { return 1LL << (ll)lg(a); }
using namespace std;
class segtree{
private:
vector<ll> sum, mx;
int n;
void init(int n){
this->n = n;
if (highpow(n)^n) this->n = 2*highpow(n);
this->sum = vector<ll>(2 * this->n, 0);
this->mx = vector<ll>(2 * this->n, 0);
}
void build(int s, int l, int r, ll* arr){
if (l == r){
this->sum[s] = this->mx[s] = arr[l];
return;
}
int m = (l + r) / 2;
build(2*s, l, m, arr);
build(2*s+1, m+1, r, arr);
this->sum[s] = this->sum[2*s] + this->sum[2*s+1];
this->mx[s] = this->mx[2*s] + this->mx[2*s+1];
}
void set(int s, int l, int r, int pos, ll x){
if (l > pos || r < pos) return;
if (l == r){
this->sum[s] = this->mx[s] = x;
return;
}
int m = (l + r) / 2;
set(2*s, l, m, pos, x);
set(2*s+1, m+1, r, pos, x);
this->sum[s] = this->sum[2*s] + this->sum[2*s+1];
this->mx[s] = this->mx[2*s] + this->mx[2*s+1];
}
void update(int s, int l, int r, int ul, int ur, ll x){
if (l > ur || r < ul || !this->mx[s]) return;
if (l == r){
this->sum[s] = this->mx[s] = this->sum[s] / x;
return;
}
int m = (l + r) / 2;
update(2*s, l, m, ul, ur, x);
update(2*s+1, m+1, r, ul, ur, x);
this->sum[s] = this->sum[2*s] + this->sum[2*s+1];
this->mx[s] = this->mx[2*s] + this->mx[2*s+1];
}
ll query(int s, int l, int r, int ql, int qr) {
if (l > qr || r < ql) return 0;
if (l >= ql && r <= qr) return this->sum[s];
int m = (l + r) / 2;
return query(2*s, l, m, ql, qr) + query(2*s+1, m+1, r, ql, qr);
}
public:
segtree(int n, ll* arr){ init(n); build(1, 0, this->n-1, arr); }
void set(int pos, ll x){ set(1, 0, this->n-1, pos, x); }
void update(int l, int r, ll x){ update(1, 0, this->n-1, l, r, x); }
ll query(int l, int r){ if (l>r) return 0; return query(1, 0, this->n-1, l, r); }
};
const ll LINF = 4e18;
const int mxN = 2e5+10, INF = 2e9, mod = (1 ? 1e9+7 : 998244353);
ll n, q, m, a[mxN];
segtree* st;
void Solve(){
cin >> n >> q >> m;
for (int i = 0; i < n; i++)
cin >> a[i];
st = new segtree(n, a);
while (q--){
ri(t); ri(l); ri(r);
l--;
if (t == 1) st->set(l, r);
if (t == 2){
r--;
if (m^1) st->update(l, r, m);
}
if (t == 3){
r--;
cout << st->query(l, r) << en;
}
}
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0); cout.tie(0); cerr.tie(0);
cout << setprecision(12) << fixed;
cerr << setprecision(12) << fixed;
cerr << "Started!" << endl;
int t = 1;
//cin >> t;
while (t--)
Solve();
return 0;
}
컴파일 시 표준 에러 (stderr) 메시지
sterilizing.cpp: In function 'long long int highpow(long long int)':
sterilizing.cpp:26:22: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
26 | #define bithigh(a) 63-__builtin_clzll(a)
| ^
sterilizing.cpp:27:12: note: in expansion of macro 'bithigh'
27 | #define lg bithigh
| ^~~~~~~
sterilizing.cpp:28:38: note: in expansion of macro 'lg'
28 | ll highpow(ll a) { return 1LL << (ll)lg(a); }
| ^~
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