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4Â¥2011-02-19 10:38:41
jason.masc
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2Â¥2011-02-18 08:37:31
joansky
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ÏÂÃæµÄcode±àÒëºÃÏñûÎÊÌâÁË£¬¿ÉÔËÐеÄʱºò˵¡°segmentation fault"¡£Äܲ»ÄÜÂé·³°ïÎÒ¿´¿´ÄijöÎÊÌâÁË¡£ #include #include #include #include #include #include #include #include #include #include using namespace std; int main(){ ifstream fin; ofstream fout; string filename; string temp; cout << "Enter input file: "; cin >> filename; fin.open(filename.c_str()); if(!fin){ cerr << "Input file can not be opened!" << endl; exit (-1); } fout.open ("output_file.txt" ;fout << "Name Score1 Score2 Score3 Score4 Total Grade"<< endl; int lineCount = 0; while (!fin.eof()){ getline(fin,temp); ++lineCount; string buf; stringstream ss(temp); vector while (ss >> buf) tokens.push_back(buf); double score[4]; double total; string grade; int Total; for (int i=0; i<4; i++){ score = atof (tokens[i+1].c_str()); total += score; } Total = int (total); if(Total>=95 && Total<=100){ grade = "A"; } else if(Total>=90 && Total<95){ grade = "A-"; } else if(Total>=85 && Total<90){ grade = "B+"; } else if(Total>=80 && Total<85){ grade = "B"; } else if(Total>=75 && Total<80){ grade = "B-"; } else if(Total>=70 && Total<75){ grade = "C+"; } else if(Total>=65 && Total<70){ grade = "C"; } else if(Total>=60 && Total<65){ grade = "C-"; } else if(Total>=50 && Total<60){ grade = "D"; } else if(Total>=0 && Total<50){ grade = "F"; } fout << tokens[0] << "\t" << score[0] << "\t" << score[1] << "\t" << score[2] << "\t" << score[3] << "\t" << total << "\t" << grade << endl; } return 0; } |
3Â¥2011-02-19 01:20:29













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