結果
| 問題 | No.496 ワープクリスタル (給料日前編) |
| コンテスト | |
| ユーザー |
37zigen
|
| 提出日時 | 2016-07-16 13:53:11 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 88 ms / 2,000 ms |
| コード長 | 3,769 bytes |
| 記録 | |
| コンパイル時間 | 2,451 ms |
| コンパイル使用メモリ | 79,848 KB |
| 実行使用メモリ | 38,172 KB |
| 最終ジャッジ日時 | 2024-10-15 13:44:44 |
| 合計ジャッジ時間 | 5,091 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 4 |
| other | AC * 23 |
ソースコード
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
public class Main {
static void solver() {
int INF = Integer.MAX_VALUE / 4;
int gx = ni();
int gy = ni();
int n = ni();
int f = ni();
int[] x = new int[n];
int[] y = new int[n];
int[] c = new int[n];
for (int i = 0; i < n; i++) {
x[i] = ni();
y[i] = ni();
c[i] = ni();
}
int[][] map = new int[101][101];
for (int i = 0; i <= 100; i++) {
for (int j = 0; j <= 100; j++) {
map[i][j] = INF;
}
}
map[0][0] = 0;
long ans = f * (gx + gy);
for (int i = 0; i < n; i++) {
if (c[i] < (x[i] + y[i]) * f) {
for (int sum = gx + gy; sum >= 0; sum--) {
for (int xx = gx; xx >= 0; xx--) {
int yy = sum - gx;
if (yy < 0 || yy > gy)
continue;
if (map[xx][yy] != INF) {
if (xx + x[i] <= gx && yy + y[i] <= gy) {
map[xx + x[i]][yy + y[i]] = Math.min(map[xx][yy] + c[i], map[xx + x[i]][yy + y[i]]);
ans = Math.min(ans, f * (gx + gy - xx - yy - x[i] - y[i]) + map[xx + x[i]][yy + y[i]]);
}
}
}
}
} else {
continue;
}
}
out.println(ans);
}
static InputStream is;
static PrintWriter out;
static String INPUT = "";
public static void main(String[] args) throws Exception
{
is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
out = new PrintWriter(System.out);
solver();
out.flush();
}
static long nl()
{
try {
long num = 0;
boolean minus = false;
while((num = is.read()) != -1 && !((num >= '0' && num <= '9') || num == '-'));
if(num == '-'){
num = 0;
minus = true;
}else{
num -= '0';
}
while(true){
int b = is.read();
if(b >= '0' && b <= '9'){
num = num * 10 + (b - '0');
}else{
return minus ? -num : num;
}
}
} catch (IOException e) {
}
return -1;
}
static char nc()
{
try {
int b = skip();
if(b == -1)return 0;
return (char)b;
} catch (IOException e) {
}
return 0;
}
static double nd()
{
try {
return Double.parseDouble(ns());
}catch(Exception e) {
}
return 0;
}
static String ns()
{
try{
int b = skip();
StringBuilder sb = new StringBuilder();
if(b == -1)return "";
sb.append((char)b);
while(true){
b = is.read();
if(b == -1)return sb.toString();
if(b <= ' ')return sb.toString();
sb.append((char)b);
}
} catch (IOException e) {
}
return "";
}
public static char[] ns(int n)
{
char[] buf = new char[n];
try{
int b = skip(), p = 0;
if(b == -1)return null;
buf[p++] = (char)b;
while(p < n){
b = is.read();
if(b == -1 || b <= ' ')break;
buf[p++] = (char)b;
}
return Arrays.copyOf(buf, p);
} catch (IOException e) {
}
return null;
}
public static byte[] nse(int n)
{
byte[] buf = new byte[n];
try{
int b = skip();
if(b == -1)return null;
is.read(buf);
return buf;
} catch (IOException e) {
}
return null;
}
static int skip() throws IOException
{
int b;
while((b = is.read()) != -1 && !(b >= 33 && b <= 126));
return b;
}
static boolean eof()
{
try {
is.mark(1000);
int b = skip();
is.reset();
return b == -1;
} catch (IOException e) {
return true;
}
}
static int ni()
{
try {
int num = 0;
boolean minus = false;
while((num = is.read()) != -1 && !((num >= '0' && num <= '9') || num == '-'));
if(num == '-'){
num = 0;
minus = true;
}else{
num -= '0';
}
while(true){
int b = is.read();
if(b >= '0' && b <= '9'){
num = num * 10 + (b - '0');
}else{
return minus ? -num : num;
}
}
} catch (IOException e) {
}
return -1;
}
}
37zigen