(SPOJ) 18546 - Volume da TV - Solução
import java.io.*;
import java.util.*;
class Main {
public static void main(String[] args) throws NumberFormatException, IOException {
Main processando = new Main();
processando.processa();
System.exit(0);
}
static int leitor(BufferedReader br) throws NumberFormatException, IOException {
int n;
int resp = 0;
int sinal = 1;
while (true) {
n = br.read();
if (n >= '0' && n <= '9') break;
if (n == '-') sinal = -1;
if (n == '+') sinal = 1;
}
while (true) {
resp = resp*10 + n-'0';
n = br.read();
if (n < '0' || n > '9') break;
}
return resp*sinal;
}
void processa() throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int volume = leitor(br);
int trocas = leitor(br);
for (int i = 0; i < trocas; i++) {
volume += leitor(br);
if (volume > 100) {
volume = 100;
}
else if (volume < 0) {
volume = 0;
}
}
System.out.println(volume);
return;
}
}
import java.util.*;
class Main {
public static void main(String[] args) throws NumberFormatException, IOException {
Main processando = new Main();
processando.processa();
System.exit(0);
}
static int leitor(BufferedReader br) throws NumberFormatException, IOException {
int n;
int resp = 0;
int sinal = 1;
while (true) {
n = br.read();
if (n >= '0' && n <= '9') break;
if (n == '-') sinal = -1;
if (n == '+') sinal = 1;
}
while (true) {
resp = resp*10 + n-'0';
n = br.read();
if (n < '0' || n > '9') break;
}
return resp*sinal;
}
void processa() throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int volume = leitor(br);
int trocas = leitor(br);
for (int i = 0; i < trocas; i++) {
volume += leitor(br);
if (volume > 100) {
volume = 100;
}
else if (volume < 0) {
volume = 0;
}
}
System.out.println(volume);
return;
}
}
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