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Language: World Cup
Description A World Cup of association football is being held with teams from around the world. The standing is based on the number of points won by the teams, and the distribution of points is done the usual way. That is, when a teams wins a match, it receives 3 points; if the match ends in a draw, both teams receive 1 point; and the loser doesn’t receive any points. Given the current standing of the teams and the number of teams participating in the World Cup, your task is to determine how many matches ended in a draw till the moment. Input The input contains several test cases. The first line of a test case contains two integers Output For each one of the test cases, your program should print a single line containing an integer, representing the quantity of matches that ended in a draw till the moment. Sample Input 3 3 Brasil 3 Australia 3 Croacia 3 3 3 Brasil 5 Japao 1 Australia 1 0 0 Sample Output 0 2 Source South America 2006, Brazil Subregion |

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