zz<-iris rownames(zz)<-paste(zz[,5], -1:-nrow(zz),sep='') print(zz)
Standard input is empty
Sepal.Length Sepal.Width Petal.Length Petal.Width Species setosa-1 5.1 3.5 1.4 0.2 setosa setosa-2 4.9 3.0 1.4 0.2 setosa setosa-3 4.7 3.2 1.3 0.2 setosa setosa-4 4.6 3.1 1.5 0.2 setosa setosa-5 5.0 3.6 1.4 0.2 setosa setosa-6 5.4 3.9 1.7 0.4 setosa setosa-7 4.6 3.4 1.4 0.3 setosa setosa-8 5.0 3.4 1.5 0.2 setosa setosa-9 4.4 2.9 1.4 0.2 setosa setosa-10 4.9 3.1 1.5 0.1 setosa setosa-11 5.4 3.7 1.5 0.2 setosa setosa-12 4.8 3.4 1.6 0.2 setosa setosa-13 4.8 3.0 1.4 0.1 setosa setosa-14 4.3 3.0 1.1 0.1 setosa setosa-15 5.8 4.0 1.2 0.2 setosa setosa-16 5.7 4.4 1.5 0.4 setosa setosa-17 5.4 3.9 1.3 0.4 setosa setosa-18 5.1 3.5 1.4 0.3 setosa setosa-19 5.7 3.8 1.7 0.3 setosa setosa-20 5.1 3.8 1.5 0.3 setosa setosa-21 5.4 3.4 1.7 0.2 setosa setosa-22 5.1 3.7 1.5 0.4 setosa setosa-23 4.6 3.6 1.0 0.2 setosa setosa-24 5.1 3.3 1.7 0.5 setosa setosa-25 4.8 3.4 1.9 0.2 setosa setosa-26 5.0 3.0 1.6 0.2 setosa setosa-27 5.0 3.4 1.6 0.4 setosa setosa-28 5.2 3.5 1.5 0.2 setosa setosa-29 5.2 3.4 1.4 0.2 setosa setosa-30 4.7 3.2 1.6 0.2 setosa setosa-31 4.8 3.1 1.6 0.2 setosa setosa-32 5.4 3.4 1.5 0.4 setosa setosa-33 5.2 4.1 1.5 0.1 setosa setosa-34 5.5 4.2 1.4 0.2 setosa setosa-35 4.9 3.1 1.5 0.2 setosa setosa-36 5.0 3.2 1.2 0.2 setosa setosa-37 5.5 3.5 1.3 0.2 setosa setosa-38 4.9 3.6 1.4 0.1 setosa setosa-39 4.4 3.0 1.3 0.2 setosa setosa-40 5.1 3.4 1.5 0.2 setosa setosa-41 5.0 3.5 1.3 0.3 setosa setosa-42 4.5 2.3 1.3 0.3 setosa setosa-43 4.4 3.2 1.3 0.2 setosa setosa-44 5.0 3.5 1.6 0.6 setosa setosa-45 5.1 3.8 1.9 0.4 setosa setosa-46 4.8 3.0 1.4 0.3 setosa setosa-47 5.1 3.8 1.6 0.2 setosa setosa-48 4.6 3.2 1.4 0.2 setosa setosa-49 5.3 3.7 1.5 0.2 setosa setosa-50 5.0 3.3 1.4 0.2 setosa versicolor-51 7.0 3.2 4.7 1.4 versicolor versicolor-52 6.4 3.2 4.5 1.5 versicolor versicolor-53 6.9 3.1 4.9 1.5 versicolor versicolor-54 5.5 2.3 4.0 1.3 versicolor versicolor-55 6.5 2.8 4.6 1.5 versicolor versicolor-56 5.7 2.8 4.5 1.3 versicolor versicolor-57 6.3 3.3 4.7 1.6 versicolor versicolor-58 4.9 2.4 3.3 1.0 versicolor versicolor-59 6.6 2.9 4.6 1.3 versicolor versicolor-60 5.2 2.7 3.9 1.4 versicolor versicolor-61 5.0 2.0 3.5 1.0 versicolor versicolor-62 5.9 3.0 4.2 1.5 versicolor versicolor-63 6.0 2.2 4.0 1.0 versicolor versicolor-64 6.1 2.9 4.7 1.4 versicolor versicolor-65 5.6 2.9 3.6 1.3 versicolor versicolor-66 6.7 3.1 4.4 1.4 versicolor versicolor-67 5.6 3.0 4.5 1.5 versicolor versicolor-68 5.8 2.7 4.1 1.0 versicolor versicolor-69 6.2 2.2 4.5 1.5 versicolor versicolor-70 5.6 2.5 3.9 1.1 versicolor versicolor-71 5.9 3.2 4.8 1.8 versicolor versicolor-72 6.1 2.8 4.0 1.3 versicolor versicolor-73 6.3 2.5 4.9 1.5 versicolor versicolor-74 6.1 2.8 4.7 1.2 versicolor versicolor-75 6.4 2.9 4.3 1.3 versicolor versicolor-76 6.6 3.0 4.4 1.4 versicolor versicolor-77 6.8 2.8 4.8 1.4 versicolor versicolor-78 6.7 3.0 5.0 1.7 versicolor versicolor-79 6.0 2.9 4.5 1.5 versicolor versicolor-80 5.7 2.6 3.5 1.0 versicolor versicolor-81 5.5 2.4 3.8 1.1 versicolor versicolor-82 5.5 2.4 3.7 1.0 versicolor versicolor-83 5.8 2.7 3.9 1.2 versicolor versicolor-84 6.0 2.7 5.1 1.6 versicolor versicolor-85 5.4 3.0 4.5 1.5 versicolor versicolor-86 6.0 3.4 4.5 1.6 versicolor versicolor-87 6.7 3.1 4.7 1.5 versicolor versicolor-88 6.3 2.3 4.4 1.3 versicolor versicolor-89 5.6 3.0 4.1 1.3 versicolor versicolor-90 5.5 2.5 4.0 1.3 versicolor versicolor-91 5.5 2.6 4.4 1.2 versicolor versicolor-92 6.1 3.0 4.6 1.4 versicolor versicolor-93 5.8 2.6 4.0 1.2 versicolor versicolor-94 5.0 2.3 3.3 1.0 versicolor versicolor-95 5.6 2.7 4.2 1.3 versicolor versicolor-96 5.7 3.0 4.2 1.2 versicolor versicolor-97 5.7 2.9 4.2 1.3 versicolor versicolor-98 6.2 2.9 4.3 1.3 versicolor versicolor-99 5.1 2.5 3.0 1.1 versicolor versicolor-100 5.7 2.8 4.1 1.3 versicolor virginica-101 6.3 3.3 6.0 2.5 virginica virginica-102 5.8 2.7 5.1 1.9 virginica virginica-103 7.1 3.0 5.9 2.1 virginica virginica-104 6.3 2.9 5.6 1.8 virginica virginica-105 6.5 3.0 5.8 2.2 virginica virginica-106 7.6 3.0 6.6 2.1 virginica virginica-107 4.9 2.5 4.5 1.7 virginica virginica-108 7.3 2.9 6.3 1.8 virginica virginica-109 6.7 2.5 5.8 1.8 virginica virginica-110 7.2 3.6 6.1 2.5 virginica virginica-111 6.5 3.2 5.1 2.0 virginica virginica-112 6.4 2.7 5.3 1.9 virginica virginica-113 6.8 3.0 5.5 2.1 virginica virginica-114 5.7 2.5 5.0 2.0 virginica virginica-115 5.8 2.8 5.1 2.4 virginica virginica-116 6.4 3.2 5.3 2.3 virginica virginica-117 6.5 3.0 5.5 1.8 virginica virginica-118 7.7 3.8 6.7 2.2 virginica virginica-119 7.7 2.6 6.9 2.3 virginica virginica-120 6.0 2.2 5.0 1.5 virginica virginica-121 6.9 3.2 5.7 2.3 virginica virginica-122 5.6 2.8 4.9 2.0 virginica virginica-123 7.7 2.8 6.7 2.0 virginica virginica-124 6.3 2.7 4.9 1.8 virginica virginica-125 6.7 3.3 5.7 2.1 virginica virginica-126 7.2 3.2 6.0 1.8 virginica virginica-127 6.2 2.8 4.8 1.8 virginica virginica-128 6.1 3.0 4.9 1.8 virginica virginica-129 6.4 2.8 5.6 2.1 virginica virginica-130 7.2 3.0 5.8 1.6 virginica virginica-131 7.4 2.8 6.1 1.9 virginica virginica-132 7.9 3.8 6.4 2.0 virginica virginica-133 6.4 2.8 5.6 2.2 virginica virginica-134 6.3 2.8 5.1 1.5 virginica virginica-135 6.1 2.6 5.6 1.4 virginica virginica-136 7.7 3.0 6.1 2.3 virginica virginica-137 6.3 3.4 5.6 2.4 virginica virginica-138 6.4 3.1 5.5 1.8 virginica virginica-139 6.0 3.0 4.8 1.8 virginica virginica-140 6.9 3.1 5.4 2.1 virginica virginica-141 6.7 3.1 5.6 2.4 virginica virginica-142 6.9 3.1 5.1 2.3 virginica virginica-143 5.8 2.7 5.1 1.9 virginica virginica-144 6.8 3.2 5.9 2.3 virginica virginica-145 6.7 3.3 5.7 2.5 virginica virginica-146 6.7 3.0 5.2 2.3 virginica virginica-147 6.3 2.5 5.0 1.9 virginica virginica-148 6.5 3.0 5.2 2.0 virginica virginica-149 6.2 3.4 5.4 2.3 virginica virginica-150 5.9 3.0 5.1 1.8 virginica