CSES - Datatähti 2015 loppu - Results
Submission details
Task:Pörssihai
Sender:Kuha
Submission time:2015-01-29 14:44:07 +0200
Language:Java
Status:READY
Result:12
Feedback
groupverdictscore
#1ACCEPTED12
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.05 s1details
#40.51 s2details
#50.24 s2details
#60.25 s2details
#70.15 s3details
#80.16 s3details
#90.16 s3details
#100.52 s3details
#110.14 s3details
#120.17 s3details
#130.15 s3details
#140.17 s3details
#150.16 s3details
#160.14 s3details
#170.17 s3details
#180.16 s3details
#190.15 s3details
#200.17 s3details

Code

import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
public class Main {
public static void main(String[] args) {
IO io = new IO();
int days = io.nextInt();
int[] sums;
sums = new int[permutations(days)];
int[] ds;
ds = new int[permutations(days)];
int day = 1;
while (day <= days) {
int d = io.nextInt();
double h = 0.0;
int c = 1;
int dPerm = permutations(day - 1);
//io.println("========");
for (int i = 0; i < day; i++) {
int t = sums[dPerm - i] + d;
sums[dPerm + i] = t;
ds[dPerm + i] = ds[dPerm - i] + 1;
//io.println("d:"+day+" i:" + i+" t:" + t);
if (h <= (double)t / (double)(ds[dPerm + i])) {
h = (double)t / (double)(ds[dPerm + i]);
//io.println("h:" + h);
c = ds[dPerm + i];
}
//io.println("DAY: " + (ds[dPerm + i]));
//io.println("VALUE: " + ((double)t / (double)(i + 1)));
}
io.print(c + " ");
day++;
}
io.close();
}
private static int permutations (int n) {
int a = 0;
for (int i = 1; i <= n; i++) {
a += i;
}
return a;
}
}
class IO extends PrintWriter {
private InputStreamReader r;
private static final int BUFSIZE = 1 << 15;
private char[] buf;
private int bufc;
private int bufi;
private StringBuilder sb;
public IO() {
super(new BufferedOutputStream(System.out));
r = new InputStreamReader(System.in);
buf = new char[BUFSIZE];
bufc = 0;
bufi = 0;
sb = new StringBuilder();
}
private void fillBuf() throws IOException {
bufi = 0;
bufc = 0;
while(bufc == 0) {
bufc = r.read(buf, 0, BUFSIZE);
if(bufc == -1) {
bufc = 0;
return;
}
}
}
private boolean pumpBuf() throws IOException {
if(bufi == bufc) {
fillBuf();
}
return bufc != 0;
}
private boolean isDelimiter(char c) {
return c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '\f';
}
private void eatDelimiters() throws IOException {
while(true) {
if(bufi == bufc) {
fillBuf();
if(bufc == 0) throw new RuntimeException("IO: Out of input.");
}
if(!isDelimiter(buf[bufi])) break;
++bufi;
}
}
public String next() {
try {
sb.setLength(0);
eatDelimiters();
int start = bufi;
while(true) {
if(bufi == bufc) {
sb.append(buf, start, bufi - start);
fillBuf();
start = 0;
if(bufc == 0) break;
}
if(isDelimiter(buf[bufi])) break;
++bufi;
}
sb.append(buf, start, bufi - start);
return sb.toString();
} catch(IOException e) {
throw new RuntimeException("IO.next: Caught IOException.");
}
}
public int nextInt() {
try {
int ret = 0;
eatDelimiters();
boolean positive = true;
if(buf[bufi] == '-') {
++bufi;
if(!pumpBuf()) throw new RuntimeException("IO.nextInt: Invalid int.");
positive = false;
}
boolean first = true;
while(true) {
if(!pumpBuf()) break;
if(isDelimiter(buf[bufi])) {
if(first) throw new RuntimeException("IO.nextInt: Invalid int.");
break;
}
first = false;
if(buf[bufi] >= '0' && buf[bufi] <= '9') {
if(ret < -214748364) throw new RuntimeException("IO.nextInt: Invalid int.");
ret *= 10;
ret -= (int)(buf[bufi] - '0');
if(ret > 0) throw new RuntimeException("IO.nextInt: Invalid int.");
} else {
throw new RuntimeException("IO.nextInt: Invalid int.");
}
++bufi;
}
if(positive) {
if(ret == -2147483648) throw new RuntimeException("IO.nextInt: Invalid int.");
ret = -ret;
}
return ret;
} catch(IOException e) {
throw new RuntimeException("IO.nextInt: Caught IOException.");
}
}
public long nextLong() {
try {
long ret = 0;
eatDelimiters();
boolean positive = true;
if(buf[bufi] == '-') {
++bufi;
if(!pumpBuf()) throw new RuntimeException("IO.nextLong: Invalid long.");
positive = false;
}
boolean first = true;
while(true) {
if(!pumpBuf()) break;
if(isDelimiter(buf[bufi])) {
if(first) throw new RuntimeException("IO.nextLong: Invalid long.");
break;
}
first = false;
if(buf[bufi] >= '0' && buf[bufi] <= '9') {
if(ret < -922337203685477580L) throw new RuntimeException("IO.nextLong: Invalid long.");
ret *= 10;
ret -= (long)(buf[bufi] - '0');
if(ret > 0) throw new RuntimeException("IO.nextLong: Invalid long.");
} else {
throw new RuntimeException("IO.nextLong: Invalid long.");
}
++bufi;
}
if(positive) {
if(ret == -9223372036854775808L) throw new RuntimeException("IO.nextLong: Invalid long.");
ret = -ret;
}
return ret;
} catch(IOException e) {
throw new RuntimeException("IO.nextLong: Caught IOException.");
}
}
public double nextDouble() {
return Double.parseDouble(next());
}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
200
5986 845897 759781 171305 7836...

correct output
1 1 2 3 4 1 1 2 4 1 2 1 2 5 6 ...

user output
1 1 2 3 4 1 1 2 4 1 2 1 2 5 6 ...

Test 2

Group: 1

Verdict: ACCEPTED

input
200
607815 909742 130099 813674 34...

correct output
1 1 3 1 5 1 1 3 4 5 1 1 1 4 10...

user output
1 1 3 1 5 1 1 3 4 5 1 1 1 4 10...

Test 3

Group: 1

Verdict: ACCEPTED

input
200
921591 381013 930275 151815 69...

correct output
1 2 1 4 5 1 2 3 4 1 2 7 1 2 3 ...

user output
1 2 1 4 5 1 2 3 4 1 2 7 1 2 3 ...

Test 4

Group: 2

Verdict:

input
5000
952303 272950 268680 897180 13...

correct output
1 2 3 1 2 1 4 8 9 10 1 2 13 14...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:17)

Test 5

Group: 2

Verdict:

input
5000
815856 460818 496023 308974 33...

correct output
1 2 3 4 5 1 1 2 9 1 11 12 13 1...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:17)

Test 6

Group: 2

Verdict:

input
5000
4889 373080 366119 72135 10214...

correct output
1 1 2 3 4 1 1 2 3 4 5 1 2 3 1 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:17)

Test 7

Group: 3

Verdict:

input
1000000
444890 370930 385763 316218 44...

correct output
1 2 3 4 1 2 3 4 9 1 2 1 4 5 6 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 8

Group: 3

Verdict:

input
1000000
202077 270536 246808 189471 19...

correct output
1 1 2 3 4 1 1 3 4 5 1 2 8 9 10...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 9

Group: 3

Verdict:

input
1000000
736301 784710 628727 708231 64...

correct output
1 1 3 4 5 6 7 1 2 1 4 1 1 7 1 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 10

Group: 3

Verdict:

input
1000000
242104 238293 242641 242281 24...

correct output
1 2 1 2 3 1 2 3 1 2 1 4 11 12 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 11

Group: 3

Verdict:

input
1000000
252952 189698 245317 275463 24...

correct output
1 2 1 1 2 4 7 1 2 3 1 2 3 1 1 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 12

Group: 3

Verdict:

input
1000000
214451 357457 213436 351167 21...

correct output
1 1 2 1 4 5 6 7 8 9 1 1 3 4 5 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 13

Group: 3

Verdict:

input
1000000
363703 361248 358992 356404 35...

correct output
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 14

Group: 3

Verdict:

input
1000000
718920 716974 715476 714540 71...

correct output
1 2 3 4 5 6 7 1 1 1 1 1 1 1 1 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 15

Group: 3

Verdict:

input
1000000
614078 647174 701983 580935 58...

correct output
1 1 1 3 4 1 6 8 9 1 1 3 4 14 1...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 16

Group: 3

Verdict:

input
1000000
788376 788632 788880 789118 78...

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 17

Group: 3

Verdict:

input
1000000
711774 711541 711305 711627 71...

correct output
1 2 3 1 2 6 1 2 1 2 3 6 7 1 2 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 18

Group: 3

Verdict:

input
1000000
685798 944128 587123 653271 65...

correct output
1 1 2 3 4 1 2 7 8 10 11 1 1 3 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 19

Group: 3

Verdict:

input
1000000
734074 734109 733868 733873 73...

correct output
1 1 3 4 5 1 1 1 1 1 1 1 3 5 6 ...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)

Test 20

Group: 3

Verdict:

input
1000000
143117 1 267468 262833 141471 ...

correct output
1 2 1 2 3 1 1 2 4 1 2 10 11 12...

user output
(empty)

Error:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
	at Main.main(Main.java:14)