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刚开始学习CS106B,错误消息告诉我这三行错误。错误:预期的lambda表达式的身体..(什么是Lambda ???)
:
字符串键= aToken.substr “错误lambda表达式的预期体”([I],1);
myMap.put(aToken.substr([i],1),1);
else {myMap [aToken.substr([i],1)] + = 1};
int main() {
TokenScanner myTK;
myTK.setInput("Sven is Pro Moo Noob <naja>");
myTK.ignoreWhitespace();
Map <string ,int> myMap;
while(myTK.hasMoreTokens()){
string aToken = myTK.nextToken();
for(int i=0;i<= int(aToken.size());i++){
string key = aToken.substr([i],1);
if(!myMap.containsKey(key)){
myMap.put(aToken.substr([i],1),1);
}
else {myMap[aToken.substr([i],1)] +=1};
}
cout << aToken << endl;
}
cout<< myMap.toString() << endl;
return 0;
};