CSES - Datatähti 2015 loppu - Results
 Task: Omenat Sender: Etsubu Submission time: 2015-01-29 15:12:56 Language: Java Status: READY Result: 0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.07 s1details
#20.06 s1details
#30.06 s1details
#40.06 s1details
#50.06 s1details
#60.06 s1details
#70.07 s2details
#80.06 s2details
#90.07 s2details
#100.06 s2details
#110.05 s2details
#120.07 s2details
#130.09 s3details
#140.08 s3details
#150.07 s3details
#160.08 s3details
#170.06 s3details
#180.06 s3details

### Code

```package Omenat;
import java.util.*;
import java.io.*;

public class Main {

private static int search(ArrayList<Integer> apples,int sum,int depth){
int minValue=Integer.MAX_VALUE;
for(int i=0;i<apples.size();i++){
int n=sum-apples.get(i);
if(n%3==0){
return depth;
}else{
int value=apples.get(i);
apples.remove(i);
int d=search(apples,n,depth+1);
minValue=Math.min(minValue, d);
}
}
return minValue;
}
public static int main(String[] args) {
IO io = new IO();
int appleCount=io.nextInt();
ArrayList<Integer>  apples=new ArrayList<Integer>();
int base=0;
int sum=0;
for(int i=0;i<appleCount;i++){
int apple=io.nextInt();
if(apple%3==0){
base++;

}
else{
sum+=apple;
}
}
int d=search(apples,sum,1);
int result=base + (appleCount-base-d);
io.print(result);
/*String a = io.next(); // Lukee seuraavan välein erotellun merkkijonon.
int b = io.nextInt(); // Lukee seuraavan välein erotellun int-kokonaisluvun.
long c = io.nextLong(); // Lukee seuraavan välein erotellun long-kokonaisluvun.
double d = io.nextDouble(); // Lukee seuraavan välein erotellun double-liukuluvun.

// Toimii kuten System.out.println.
io.println("Annoit syötteenä " + a + " " + b + " " + c + " " + d);
*/
io.close(); // TÄYTYY KUTSUA LOPUKSI, muuten tuloste voi jäädä kirjoittamatta
return 0;
}

}
class IO extends PrintWriter {
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:

input
20
34 98 42 72 75 91 76 30 98 7 1...

correct output
20

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 2

Group: 1

Verdict:

input
20
20 97 85 24 47 57 69 92 21 72 ...

correct output
19

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 3

Group: 1

Verdict:

input
20
36 35 3 15 84 14 24 33 39 27 7...

correct output
18

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 4

Group: 1

Verdict:

input
20
75 87 27 66 14 48 34 1 52 47 7...

correct output
20

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 5

Group: 1

Verdict:

input
20
83 7 54 38 21 51 61 61 14 32 3...

correct output
19

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 6

Group: 1

Verdict:

input
20
76 24 28 45 36 87 81 21 48 43 ...

correct output
18

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 7

Group: 2

Verdict:

input
100
9 48 27 13 12 23 23 35 14 58 2...

correct output
100

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 8

Group: 2

Verdict:

input
100
22 87 66 23 77 17 41 66 31 40 ...

correct output
99

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 9

Group: 2

Verdict:

input
100
90 50 48 47 20 93 36 48 69 2 6...

correct output
98

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 10

Group: 2

Verdict:

input
100
88 39 9 21 51 92 94 75 71 19 8...

correct output
100

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 11

Group: 2

Verdict:

input
100
76 37 49 50 59 68 6 100 48 18 ...

correct output
99

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 12

Group: 2

Verdict:

input
100
78 45 100 25 90 85 33 90 45 54...

correct output
98

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 13

Group: 3

Verdict:

input
100000
460655049 593289072 315159623 ...

correct output
100000

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 14

Group: 3

Verdict:

input
100000
935436362 204516709 337519402 ...

correct output
99999

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 15

Group: 3

Verdict:

input
100000
68654915 40061376 215300034 43...

correct output
99998

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 16

Group: 3

Verdict:

input
100000
435410962 22254303 500625758 6...

correct output
100000

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 17

Group: 3

Verdict:

input
100000
230562634 84329865 874955526 8...

correct output
99999

user output
(empty)

Error:
`Error: Could not find or load main class Main`

#### Test 18

Group: 3

Verdict:

input
100000
29734968 168066517 710394372 3...

correct output
99998

user output
(empty)

Error:
`Error: Could not find or load main class Main`