Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Opposition | Result | Score | Brazil scorers | Competition |
| --- | --- | --- | --- | --- | --- |
| June 9, 1968 | Uruguay | W | 2-0 | Tostão, Sadi | Taça Rio Branco |
| June 12, 1968 | Uruguay | W | 4-0 | Paulo Borges, Tostão, Jairzinho, Gérson | Taça Rio Branco |
| June 16, 1968 | West Germany | L | 1-2 | Tostão | International Friendly |
| June 20, 1968 | Poland | W | 6-3 | Rivelino (2), Jairzinho (2), Tostão, Natal | International Friendly |
| June 23, 1968 | Czechoslovakia | L | 2-3 | Natal, Carlos Alberto Torres | International Friendly |
| June 25, 1968 | Yugoslavia | W | 2-0 | Carlos Alberto Torres, Tostão | International Friendly |
| June 30, 1968 | Portugal | W | 2-0 | Rivelino, Tostão | International Friendly |
| July 7, 1968 | Mexico | W | 2-0 | Jairzinho (2) | International Friendly |
| July 10, 1968 | Mexico | L | 1-2 | Rivelino | International Friendly |
| July 14, 1968 | Peru | W | 4-3 | Natal, Jairzinho, Roberto Miranda, Carlos Alberto Torres | International Friendly |
| July 17, 1968 | Peru | W | 4-0 | Rivelino, Gérson, Tostão, Jairzinho | International Friendly |
| July 25, 1968 | Paraguay | W | 4-0 | Pelé (2), Toninho Guerreiro, Eduardo | Taça Oswaldo Cruz |
| July 28, 1968 | Paraguay | L | 0-1 | - | Taça Oswaldo Cruz |
| August 7, 1968 | Argentina | W | 4-1 | Waltencir, Roberto Miranda, Paulo César Caju, Jairzinho | International Friendly |
| August 11, 1968 | Argentina | W | 3-2 | Evaldo, Rodrigues, Dirceu Lopes | International Friendly |
| October 31, 1968 | Mexico | L | 1-2 | Carlos Alberto Torres | International Friendly |
| November 3, 1968 | Mexico | W | 2-1 | Pelé, Jairzinho | International Friendly |
| November 6, 1968 | FIFA XI | W | 2-1 | Rivelino, Tostão | International Friendly (unofficial match) |
| November 13, 1968 | Coritiba | W | 2-1 | Dirceu Lopes, Zé Carlos | International Friendly (unofficial match) |
| December 14, 1968 | West Germany | D | 2-2 | Eduardo (2) | International Friendly |
| December 17, 1968 | Yugoslavia | D | 3-3 | Carlos Alberto Torres, Pelé, Babá | International Friendly |
| December 19, 1968 | Yugoslavia | W | 3-2 | Vaguinho, Amauri, Ronaldo | International Friendly |
Question:
how many times did brazil play against argentina in the international friendly competition?
Answer:
2