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add solutions for hw5
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This commit is contained in:
Doschennikov Nikita
2026-02-02 12:21:38 +05:00
parent 304f238a8a
commit 6f5907b244
1 changed files with 15 additions and 4 deletions
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19
java/reverse/FastScanner.java
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@@ -18,17 +18,28 @@ public class FastScanner {
boolean hasNextInt() {
if (line == null) return false;
while (pos < line.length() && Character.isWhitespace(line.charAt(pos))) pos++;
return pos < line.length();
while (pos < line.length() && (Character.isWhitespace(line.charAt(pos)) ||
Character.getType(line.charAt(pos)) == Character.START_PUNCTUATION ||
Character.getType(line.charAt(pos)) == Character.END_PUNCTUATION)) {
pos++;
}
return pos < line.length() && (Character.isDigit(line.charAt(pos)) || line.charAt(pos) == '-');
}
int nextInt() {
while (pos < line.length() && Character.isWhitespace(line.charAt(pos))) pos++;
while (pos < line.length() && (Character.isWhitespace(line.charAt(pos)) ||
Character.getType(line.charAt(pos)) == Character.START_PUNCTUATION ||
Character.getType(line.charAt(pos)) == Character.END_PUNCTUATION)) {
pos++;
}
int start = pos;
boolean negative = line.charAt(pos) == '-';
if (negative) pos++;
while (pos < line.length() && Character.isDigit(line.charAt(pos))) pos++;
while (pos < line.length() && Character.isDigit(line.charAt(pos))) {
pos++;
}
int result = 0;
for (int i = negative ? start + 1 : start; i < pos; i++) {