oj.uz

Submission #29540

# Submission time Handle Problem Language Result Execution time Memory
29540 2017-07-20T05:48:03 Z 윤교준(#1243) Lightning Conductor (POI11_pio) C++11
81 / 100
 1000 ms 7884 KB 
#include <bits/stdc++.h>
#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 rgiv(V,n) ((V)[((n)+sz(V))%sz(V)])
#define clv(V) (V).clear()
#define upmax(a,b) (a)=max((a),(b))
#define INF (0x3f3f3f3f)
#define MAXN (500005)
#define MAXH (1000005)
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
int SQ[MAXN];

int HL[777], HR[777];
int H[MAXN];
int P[MAXN];
int N;

int main() {
	for(int i = 1; i <= 708; i++) {
		int s = (i-1)*(i-1) + 1, e = min(MAXN-1, i*i);
		for(int j = s; j <= e; j++) SQ[j] = i;
	}
	scanf("%d", &N);
	int mxh = -1;
	for(int i = 1; i <= N; i++) {
		scanf("%d", &H[i]);
		if(mxh < H[i]) mxh = H[i];
	}
	int mnh = max(0, mxh-708), dh = mxh - mnh;
	for(int i = 1, h; i <= N; i++) {
		if(H[i] < mnh) continue;
		h = H[i] - mnh;
		if(!HL[h]) HL[h] = i;
		HR[h] = i;
	}
	for(int i = 1; i <= N; i++) {
		int &ret = P[i], num;
		for(int h = 0; h <= dh; h++) {
			if(!HL[h]) continue;
			if(HL[h] <= i) {
				num = h + SQ[i - HL[h]];
				if(ret < num) ret = num;
			}
			if(i <= HR[h]) {
				num = h + SQ[HR[h] - i];
				if(ret < num) ret = num;
			}
		}
		ret -= H[i];
		ret += mnh;
	}
	for(int i = 1; i <= N; i++) printf("%d\n", P[i]);
	return 0;
}

Compilation message

pio.cpp: In function 'int main()':
pio.cpp:31:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
                 ^
pio.cpp:34:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &H[i]);
                     ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7884 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7884 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 7884 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 7884 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 7884 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 166 ms 7884 KB Output is correct
2 Correct 9 ms 7884 KB Output is correct
3 Correct 109 ms 7884 KB Output is correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 253 ms 7884 KB Output is correct
2 Correct 119 ms 7884 KB Output is correct
3 Correct 146 ms 7884 KB Output is correct

Subtask #8
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 619 ms 7884 KB Output is correct
2 Correct 219 ms 7884 KB Output is correct
3 Correct 419 ms 7884 KB Output is correct

Subtask #9
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 376 ms 7884 KB Output is correct
2 Correct 353 ms 7884 KB Output is correct
3 Correct 873 ms 7884 KB Output is correct

Subtask #10
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 533 ms 7884 KB Output is correct
2 Correct 483 ms 7884 KB Output is correct
3 Execution timed out 1000 ms 7884 KB Execution timed out

Subtask #11
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 7884 KB Execution timed out
2 Halted 0 ms 0 KB -