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..." " 4 3 7.27 5.54 27 11.58 5.95 18 18.97" My question is there is a way to read the file either with skipping the first column and the 7th, Or how can i get to have a vector with the 4th column. Thanks for the help, Josephine -- Josephine ABI GHANEM IBPC, UPR 9080 13, rue P. et M. Curie, 75005 Paris, FRANCE email: josephine.abighanem at ibpc.fr tel: 01 58 41 51 67 06 28 07 25 71

Hi, i have a problem in assigning 2 conditions to grep() , my data look like this: DA 24 N7 Rad= 3.4 20 Sac= 0.93 Acc= 4.76 DA 24 N7 Rad= 3.4 14 Sac= 0.65 Acc= 3.33 DA 24 N7 Rad= 3.4 3 Sac= 0.14 Acc= 0.71 DA 24 N7 Rad= 3.4 11 Sac= 0.51 Acc= 2.62 DG 23 N7 Rad= 3.4 8 Sac= 0.37 Acc= 1.91 DG 23 N7 Rad= 3.4 5 Sac= 0.23 Acc= 1.19 DG 23 N7 Rad= 3.4 0 Sac= 0.00 Acc= 0.00 DG 23 N7 Rad= 3.4 3 Sac=