描述：第一对START和END中给定的是字典

第二对START和END是给定字符串

输入：

START

hello nihao

yes shi

like xihuan

world shijie

gril nvhai

END

START

i'm a nvhai!

i xihuan shijie.

nihao

END

输出：

i'm a gril!

i like world.

hello

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
#include <vector>
#include <map>
using namespace std;const string Start = "START";
const string End = "END";int main()
{map<string, string> myMap;string value;while (cin >> value){if (value == Start)continue;else if (value == End)break;else{string key;cin >> key;myMap[key] = value;}}cin.get();string linestr;vector<string> historyBook;while (getline(cin, linestr)){if (linestr == Start)continue;else if (linestr == End)break;else{historyBook.push_back(linestr);}}int size = historyBook.size();int line = 0;while (line < size){ string& curline = historyBook[line];int strSize = curline.size();int f = 0, l = 0;while (l<=strSize){if (l == strSize || curline[l] == ',' || curline[l] == ' ' || curline[l] == '!' || curline[l] == '.'){ //读完一个单词char curWord[20];//假设每个单词长度不超过20strncpy(curWord, (char*)&curline[f], l - f); curWord[l - f] = '\0';//把当前读完的单词放入curWord中string tmpkey = curWord;map<string,string>::iterator it=myMap.find(tmpkey);if (it != myMap.end()){//如果未找到，it==myMap.end()curline.erase(f, l - f);//删除原来的汉语部分curline.insert(f, it->second);//在原来的位置插入所替换的英文f = f + (it->second).size()+1; l = f;strSize += ((it->second).size() - (it->first).size());//长度改变，所以要更新}else{f = l + 1; l = f;}}else++l;}++line;}for (int i = 0; i < historyBook.size(); ++i){cout << historyBook[i] << endl;}system("pause");return 0;
}

《完》