oj.uz

Submission #25516

# Submission time Handle Problem Language Result Execution time Memory
25516 2017-06-22T15:01:35 Z youngyojun Sterilizing Spray (JOI15_sterilizing) C++11
15 / 100
 789 ms 9172 KB 
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <iostream>
#include <algorithm>
#include <vector>
#include <stack>
#include <deque>
#include <queue>
#include <set>
#include <map>
#include <unordered_map>
#include <bitset>
#include <string>
#define rf(x) (x)=0;while(*p<48)p++;while(47<*p)(x)=((x)<<3)+((x)<<1)+(*p++&15);
#define pb push_back
#define sz(V) ((int)(V).size())
#define allv(V) ((V).begin()),((V).end())
#define befv(V) ((V)[(sz(V)-2)])
#define sorv(V) sort(allv(V))
#define revv(V) reverse(allv(V))
#define univ(V) (V).erase(unique(allv(V)),(V).end())
#define clv(V) (V).clear()
#define upmin(a,b) (a)=min((a),(b))
#define upmax(a,b) (a)=max((a),(b))
#define rb(x) ((x)&(-(x)))
#define INF (1100000099)
#define INFLL (1100000000000000099ll)
#define MAXN (100005)
#define MAXQ (100005)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<int, ll> pil;
typedef pair<ll, int> pli;
static unsigned char str[2255522], *p=str;
const int MX = 131072;
struct SEG {
	pii d[MX*2]; ll ds[MX*2];
	void upd(int x, int r) {
		for(d[x+MX] = {r, x}, x += MX, ds[x] = r, x /= 2; x; x /= 2) {
			d[x] = max(d[x*2], d[x*2+1]); ds[x] = ds[x*2] + ds[x*2+1];
		}
	}
	pii getmax(int s, int e) {
		pii r = {0, 0}; for(s += MX, e += MX; s <= e; s /= 2, e /= 2) {
			if(s&1) upmax(r, d[s++]); if(~e&1) upmax(r, d[e--]);
		} return r;
	}
	ll getsum(int s, int e) {
		ll r = 0; for(s += MX, e += MX; s <= e; s /= 2, e /= 2) {
			if(s&1) r += ds[s++]; if(~e&1) r += ds[e--];
		} return r;
	}
};

SEG seg;
vector<pii> V;
int N, Q, K;

int main() {
	fread(str, 1, 2255522, stdin);
	rf(N) rf(Q) rf(K)
	for(int i = 1, c; i <= N; i++) { rf(c) seg.upd(i, c); }
	for(int type, s, e; Q--;) {
		rf(type) rf(s) rf(e)
		if(1 == type) seg.upd(s, e);
		else if(2 == type) {
			if(1 == K) continue;
			for(pii r;;) {
				r = seg.getmax(s, e);
				if(!r.first) break;
				V.pb(r); seg.upd(r.second, 0);
			}
			for(pii v : V) seg.upd(v.second, v.first/K);
			clv(V);
		}
		else printf("%lld\n", seg.getsum(s, e));
	}
	return 0;
}

Compilation message

sterilizing.cpp: In function 'int main()':
sterilizing.cpp:65:31: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  fread(str, 1, 2255522, stdin);
                               ^

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8316 KB Output is correct
2 Correct 0 ms 8316 KB Output is correct
3 Correct 6 ms 8316 KB Output is correct
4 Correct 19 ms 8316 KB Output is correct
5 Correct 19 ms 8460 KB Output is correct
6 Correct 9 ms 8316 KB Output is correct
7 Correct 16 ms 8460 KB Output is correct
8 Correct 16 ms 8460 KB Output is correct
9 Correct 23 ms 8460 KB Output is correct
10 Correct 16 ms 8456 KB Output is correct
11 Correct 19 ms 8460 KB Output is correct
12 Correct 26 ms 8456 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 8316 KB Output is correct
2 Correct 19 ms 8316 KB Output is correct
3 Correct 29 ms 8316 KB Output is correct
4 Correct 33 ms 8316 KB Output is correct
5 Runtime error 33 ms 8316 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 8316 KB Output is correct
2 Correct 19 ms 8456 KB Output is correct
3 Correct 26 ms 8456 KB Output is correct
4 Correct 39 ms 8460 KB Output is correct
5 Correct 73 ms 8588 KB Output is correct
6 Correct 73 ms 8588 KB Output is correct
7 Correct 39 ms 8316 KB Output is correct
8 Correct 69 ms 8784 KB Output is correct
9 Correct 73 ms 9168 KB Output is correct
10 Correct 66 ms 9172 KB Output is correct
11 Correct 66 ms 9168 KB Output is correct
12 Correct 73 ms 9168 KB Output is correct

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 346 ms 9172 KB Output is correct
2 Correct 373 ms 8788 KB Output is correct
3 Correct 789 ms 9172 KB Output is correct
4 Correct 433 ms 8788 KB Output is correct
5 Runtime error 606 ms 9172 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Halted 0 ms 0 KB -