<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">Pessoal, existe algum comando que exclua as linhas que apresentam códigos repetidos? Não seria deixar apenas um não. É excluir todas.</div>
<div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">Exemplo</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default">
<div class="gmail_default"><font color="#000000" face="courier new, monospace">nome=c("Ricardo","Maria","Tereza","Pedro","José", "Germano","Paulo","Ana")</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace"> sobrenome=c("Cunha","Andrade","Silva","Soares","Silva","Lima","Pitanga","Amora")</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">aih=c(6867,6798,8903,7865,8903,6745,6867,8903)</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">ano=c(1944,1945,1923,1954,1947,1945,1946,1944)</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">dataint=c(20121004,20120907,20120703,20120301,20120805,20121209,20120907,20120703)</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">sexo=c("M","F","F","M","M","M","M","F")</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">banco1=cbind(nome,sobrenome,aih,sexo,ano,dataint)</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">banco1=data.frame(banco1)</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">banco1</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace"> nome sobrenome aih sexo ano dataint</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">1 Ricardo Cunha 6867 M 1944 20121004</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">2 Maria Andrade 6798 F 1945 20120907</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">3 Tereza Silva 8903 F 1923 20120703</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">4 Pedro Soares 7865 M 1954 20120301</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">5 José Silva 8903 M 1947 20120805</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">6 Germano Lima 6745 M 1945 20121209</font></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">7 Paulo Pitanga 6867 M 1946 20120907</font></div><div class="gmail_default"><font color="#000000" face="courier new, monospace">8 Ana Amora 8903 F 1944 20120703</font></div>
<div style="color:rgb(116,27,71);font-family:verdana,sans-serif"><br></div></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">Quero excluir as linhas que apresentam as aihs repetidas (6867 e 8903), de forma que o banco fique assim:</div>
<div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default"><div class="gmail_default" style="color:rgb(34,34,34);font-family:arial"><font color="#000000" face="courier new, monospace"> nome sobrenome aih sexo ano dataint</font></div>
<div class="gmail_default" style="color:rgb(34,34,34);font-family:arial"><font color="#000000" face="courier new, monospace">1 </font><span style="color:rgb(0,0,0);font-family:'courier new',monospace"> Maria Andrade 6798 F 1945 20120907</span></div>
<div class="gmail_default"><font color="#000000" face="courier new, monospace">2 </font><span style="color:rgb(0,0,0);font-family:'courier new',monospace">Pedro Soares 7865 M 1954 20120301</span></div><div class="gmail_default" style="color:rgb(34,34,34);font-family:arial">
<font color="#000000" face="courier new, monospace">3 </font><span style="color:rgb(0,0,0);font-family:'courier new',monospace">Germano Lima 6745 M 1945 20121209</span></div><div class="gmail_default" style="color:rgb(34,34,34);font-family:arial">
<font color="#000000" face="courier new, monospace"> </font></div><div class="gmail_default" style="color:rgb(34,34,34);font-family:arial"><font color="#000000" face="courier new, monospace"> </font></div></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">
Obrigada</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">
<br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:rgb(116,27,71)">
<br></div><div><br></div>-- <br><div dir="ltr"><div><span style="color:rgb(103,78,167);font-family:'comic sans ms',sans-serif">"Minha felicidade depende da qualidade dos meus pensamentos"</span><br></div>
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