字符串最后单词长度
1 //用栈的方式解决长度 2 #include <iostream> 3 #include <vector> 4 #include <string.h> 5 6 using namespace std; 7 8 int main() 9 { 10 string s; 11 vector<string>arr; 12 while(cin>>s) //按ctrl+z控制退出循环 13 { 14 arr.push_back(s); 15 } 16 cout<<arr[arr.size()-1].length()<<endl; 17 return 0; 18 } 19 //原始判断' ' 20 /*#include <iostream> 21 22 using namespace std; 23 24 int main() 25 { 26 string s; 27 getline(cin,s); 28 int count =0; 29 for(int i=s.size()-1;i>=0;i--) 30 { 31 if(s[i]==' ') 32 break; 33 count++; 34 } 35 cout<<count<<endl; 36 return 0; 37 38 } */
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