You are required to write a C++ program that reads several hundreds of movie ratings from an input file, and output a list of Number of times rated (#Rated), sum of ratings (Total Ratings) and average ratings of the movies. The application program reads in several hundreds of movie ratings from an input file “Rating_list.txt”. Each line in the input file represents one review, indicating the title of the movie and a rating (between 0 and 5) separated by a space. Sample lines from the input file is shown below. Titanic 5 The_Full_Monty 3 Liar_Liar 4 Apollo_13 3 Liar_Liar 3 Titanic 4 The output must be formatted as shown below (see the columns and decimal places). In addition, the output must include the total number of unique movie titles and the total number of ratings found in the input file as shown in the sample output. Movie Mname #Rated Total Ratings Average Rating ******************************************************************************* Liar_Liar 87 291 3.34 The_Silence_of_the_Lambs 40 164 4.10 Star_Wars 88 380 4.32 Apollo_13 27 101 3.74 Men_in_Black 45 158 3.51 Dead_Man_Walking 31 126 4.06 Titanic 72 303 4.21 Toy_Story 60 240 4.00 The_Empire_Strikes_Back 37 153 4.14 Pulp_Fiction 46 181 3.93 The_Full_Monty 61 245 4.02 Star_Trek :_First_Contact 43 165 3.84 ******************************************************************************* Processed number of the movies : 12 Number of Records : 637 Press any key continue . . .
You are required to write a C++ program that reads several hundreds of movie ratings from an input file, and output a list of Number of times rated (#Rated), sum of ratings (Total Ratings) and average ratings of the movies.
The application program reads in several hundreds of movie ratings from an input file “Rating_list.txt”. Each line in the input file represents one review, indicating the title of the movie and a rating (between 0 and 5) separated by a space. Sample lines from the input file is shown below. Titanic 5
The_Full_Monty 3
Liar_Liar 4
Apollo_13 3
Liar_Liar 3
Titanic 4
The output must be formatted as shown below (see the columns and decimal places). In addition, the output must include the total number of unique movie titles and the total number of ratings found in the input file as shown in the sample output.
Movie Mname #Rated Total Ratings Average Rating
*******************************************************************************
Liar_Liar 87 291 3.34
The_Silence_of_the_Lambs 40 164 4.10
Star_Wars 88 380 4.32
Apollo_13 27 101 3.74
Men_in_Black 45 158 3.51
Dead_Man_Walking 31 126 4.06
Titanic 72 303 4.21
Toy_Story 60 240 4.00
The_Empire_Strikes_Back 37 153 4.14
Pulp_Fiction 46 181 3.93
The_Full_Monty 61 245 4.02
Star_Trek :_First_Contact 43 165 3.84
*******************************************************************************
Processed number of the movies : 12
Number of Records : 637
Press any key continue . . .
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