将文本文件中指定的字符串替换成新字符串。 由于目前的OJ系统暂时不能支持用户读入文件,我们编写程序从键盘输入文件中的内容,当输入的一行为end时,表示结束。end后面有两个字符串,要求用第二个字符串替换文本中所有的第一个字符串。
输入格式:
Xi’an Institute of Posts and Telecommunications is co-designed and implemented by the People’s Government of Shaanxi Province and the Ministry of Industry and Information Technology. The Institute is located in Xi’an, a historic city in Northwest China, famous for its magnificent ancient culture.
end (表示结束)
Institute (第一个字符串,要求用第二个字符串替换)
University (第二个字符串)
输出格式:
Xi’an University of Posts and Telecommunications is co-designed and implemented by the People’s Government of Shaanxi Province and the Ministry of Industry and Information Technology.The University is located in Xi’an, a historic city in Northwest China, famous for its magnificent ancient culture.
输入样例:
Xi’an Institute of Posts and Telecommunications is co-designed and implemented by the People’s Government of Shaanxi Province and the Ministry of Industry and Information Technology.
The Institute is located in Xi’an, a historic city in Northwest China, famous for its magnificent ancient culture.
end
Institute
University
输出样例:
Xi’an University of Posts and Telecommunications is co-designed and implemented by the People’s Government of Shaanxi Province and the Ministry of Industry and Information Technology.The University is located in Xi’an, a historic city in Northwest China, famous for its magnificent ancient culture.
#include<iostream> #include<cstring> using namespace std; int main() { string a,b,c,m; getline(cin,a); while(1) { getline(cin,m); if(m=="end"){ break; } a+=‘\n‘; a+=m; } a+=‘\n‘; getline(cin,b); getline(cin,c); int found; found=a.find(b); while(found!=-1) { a.replace(found,b.size(),c); found=a.find(b,found+1); }cout<<a; return 0; }
原文地址:https://www.cnblogs.com/cstdio1/p/11115825.html