poj 1917 Automatic Poetry

poj 1917 Automatic Poetry

#include <iostream>#include <cstdio>#include <string>using namespace std;int main(){    int tc, len1, len2, i, j, pos1, pos2, pos3, pos4;    string input1, input2, s1, s2, s3, s4, s5, s6;    bool flag1, flag2;    cin >> tc;    cin.get();//放在这里才对     while (tc--){          getline(cin, input1);          getline(cin, input2);          s1.clear();          s2.clear();          s3.clear();          s4.clear();          s5.clear();          s6.clear();          flag1 = true;          flag2 = true;          len1 = input1.length();          len2 = input2.length();          for (i = 0; i < len1; i++){   if (input1[i] == '<' && flag1){        flag1 = false;        pos1 = i;   }   else if (input1[i] == '<' && !flag1){        pos3 = i;   }   else if (input1[i] == '>' && flag2){        flag2 = false;        pos2 = i;   }   else if (input1[i] == '>' && !flag2){        pos4 = i;   }          }          for (i = 0; i < pos1; i++){   s5.push_back(input1[i]);          }          for (i = pos1+1; i < pos2; i++){   s1.push_back(input1[i]);          }          for (i = pos2+1; i < pos3; i++){   s2.push_back(input1[i]);          }          for (i = pos3+1; i < pos4; i++){   s3.push_back(input1[i]);          }          for (i = pos4+1; i < len1; i++){   s4.push_back(input1[i]);          }          for (i = 0; i < len2 && input2[i] != '.'; i++){   s6.push_back(input2[i]);          }          cout << s5 << s1 << s2 << s3 << s4 << endl;          cout << s6 << s3 << s2 << s1 << s4 << endl;    }}