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function computeInputVariants(len) {
var orig = "";
var pointed = "";
for (var i = 0; i < len; i++) {
orig += (i%10)+"";
pointed += (i%10)+".";
}
return [orig, pointed];
}
function test() {
var re11 = /\./g;
for (var i=0; i < 40; i++) {
var a = computeInputVariants(i);
assertEq(a[0], a[1].replace(re11, ''))
}
}
test();