【題目敘述】https://zerojudge.tw/ShowProblem?problemid=c114
【解題想法】
- 關鍵字只包含連續的小寫字母。
- 測資可能包含像 “Guilty#reststop ate#superhighway#bedroom#thermonuclear@guilty!” 這樣的藉口。
- 利用非英文字母的字元進行斷字。
#include <iostream>
#include <sstream>
using namespace std;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
int K, E, Case = 1;
while (cin >> K >> E){
string keyword[K];
for (int i = 0; i < K; i++){
cin >> keyword[i];
}
string s;
getline(cin, s);
string excuse[E];
int cnt[20] = {0};
int mx = 0;
for (int i = 0; i < E; i++){
getline(cin, s);
excuse[i] = s;
int idx = 0;
string word = "";
while (idx < s.size()){
char c = tolower(s[idx]);
if (c >= 'a' && c <= 'z') {
word += c;
} else {
for (int k = 0; k < K; k++){
if (word == keyword[k]) {
cnt[i]++;
break;
}
}
word = "";
}
idx++;
}
mx = max(mx, cnt[i]);
}
cout << "Excuse Set #" << Case++ << "\n";
for (int i = 0; i < E; i++) {
if (cnt[i] == mx){
cout << excuse[i] << "\n";
}
}
cout << "\n";
}
return 0;
}