记录编号 |
393863 |
评测结果 |
AAAAAAAAAAAAAAAAAAAA |
题目名称 |
新史「新幻想史 -现代史-」 |
最终得分 |
100 |
用户昵称 |
Ironk |
是否通过 |
通过 |
代码语言 |
C++ |
运行时间 |
6.233 s |
提交时间 |
2017-04-12 11:38:54 |
内存使用 |
7.60 MiB |
显示代码纯文本
#include <cstdio>
#include <cstring>
#include <iostream>
#include <algorithm>
using namespace std;
typedef long long LL;
const int N = 5e4 + 10;
const int M = 1e5 + 10;
int n, m, t;
inline int read() {
register char ch = getchar();
register int ans = 0, neg = 1;
for (; !isdigit(ch); ch = getchar())
if (ch == '-') neg = -1;
for (; isdigit(ch); ch = getchar())
ans = ans * 10 + ch - '0';
return ans * neg;
}
namespace ST {
const int M = 3e5 + 10;
bool cls[M];
LL val[M], add[M];
#define lc(a) (a << 1)
#define rc(a) (lc(a) | 1)
inline void clearVal(int a) {
cls[a] = true, val[a] = add[a] = 0;
}
inline void addVal(int a, int l, int r, int c) {
add[a] += c, val[a] += (LL)c * (r - l + 1);
}
inline void pushDown(int a, int l, int r) {
if (cls[a]) {
cls[a] = false;
clearVal(lc(a)), clearVal(rc(a));
}
if (add[a]) {
int mid = (l + r) >> 1;
addVal(lc(a), l, mid, add[a]);
addVal(rc(a), mid + 1, r, add[a]);
add[a] = 0;
}
}
void build(int a, int l, int r) {
if (l == r) return val[a] = read(), void(0);
int mid = (l + r) >> 1;
build(lc(a), l, mid), build(rc(a), mid + 1, r);
val[a] = val[lc(a)] + val[rc(a)];
}
void modify(int a, int l, int r, int ll, int rr, int c) {
pushDown(a, l, r);
if (l == ll && r == rr) return addVal(a, l, r, c);
val[a] += (LL)c * (rr - ll + 1);
int mid = (l + r) >> 1;
if (rr <= mid) return modify(lc(a), l, mid, ll, rr, c);
else if (ll > mid) return modify(rc(a), mid + 1, r, ll, rr, c);
return modify(lc(a), l, mid, ll, mid, c), modify(rc(a), mid + 1, r, mid + 1, rr, c);
}
LL query(int a, int l, int r, int ll, int rr) {
pushDown(a, l, r);
if (l == ll && r == rr) return val[a];
int mid = (l + r) >> 1;
if (rr <= mid) return query(lc(a), l, mid, ll, rr);
else if (ll > mid) return query(rc(a), mid + 1, r, ll, rr);
return query(lc(a), l, mid, ll, mid) + query(rc(a), mid + 1, r, mid + 1, rr);
}
}
int cnt, cntAns;
LL ans[N];
struct Op {
int type, l, r, t, c;
LL *plc;
} op[M];
void init() {
n = read(), m = read();
ST::build(1, 1, n);
char ss[5];
for (int i = 1; i <= m; ++i)
if (scanf("%s", ss), *ss == 'Q') {
op[++cnt].type = 0;
op[cnt].l = read(), op[cnt].r = read(), op[cnt].t = read();
op[cnt].plc = &ans[++cntAns];
ans[cntAns] += ST::query(1, 1, n, op[cnt].l, op[cnt].r);
} else {
op[++cnt].type = 1;
op[cnt].l = read(), op[cnt].r = read(), op[cnt].c = -read();
op[++cnt].type = 1;
op[cnt].l = read(), op[cnt].r = read(), op[cnt].c = read();
op[cnt - 1].t = op[cnt].t = read();
}
}
Op ary[M];
int getAry(int l, int r) {
int mid = (l + r) >> 1;
int ll = l, rr = mid + 1, tmp = 0;
for (; op[rr].type && rr <= r; ++rr);
for (; !op[ll].type && ll <= mid; ++ll);
while (ll <= mid && rr <= r) {
if (op[ll].t <= op[rr].t)
ary[++tmp] = op[ll++];
else ary[++tmp] = op[rr++];
for (; op[rr].type && rr <= r; ++rr);
for (; !op[ll].type && ll <= mid; ++ll);
}
while (rr <= r) {
ary[++tmp] = op[rr++];
for (; op[rr].type && rr <= r; ++rr);
}
while (ll <= mid) {
ary[++tmp] = op[ll++];
for (; !op[ll].type && ll <= mid; ++ll);
}
return tmp;
}
void mergeSort(int l, int r) {
int mid = (l + r) >> 1;
int ll = l, rr = mid + 1, tmp = l - 1;
while (ll <= mid && rr <= r) {
if (op[ll].t <= op[rr].t)
ary[++tmp] = op[ll++];
else ary[++tmp] = op[rr++];
}
while (rr <= r) ary[++tmp] = op[rr++];
while (ll <= mid) ary[++tmp] = op[ll++];
for (int i = l; i <= r; ++i) op[i] = ary[i];
}
void figure(int l, int r) {
if (l == r) return;
int mid = (l + r) >> 1;
figure(l, mid), figure(mid + 1, r);
ST::clearVal(1);
int len = getAry(l, r);
for (int i = 1; i <= len; ++i) {
if (ary[i].type)
ST::modify(1, 1, n, ary[i].l, ary[i].r, ary[i].c);
else *ary[i].plc += ST::query(1, 1, n, ary[i].l, ary[i].r);
}
mergeSort(l, r);
}
int main() {
freopen("cdcq_a.in", "r", stdin);
freopen("cdcq_a.out", "w", stdout);
init();
figure(1, cnt);
for (int i = 1; i <= cntAns; ++i)
printf("%lld\n", ans[i]);
return 0;
}