// passed
alert(format("1.023e+10") == "10230000000");
alert(format("1.0123456789e+5", 2) == "101234.56");
alert(format("1.012345e+5", 2) == "101234.5");
alert(format("1.02342e-10", 2) == "0");
alert(format("1.02342e-3", 5) == "0.00102");
alert(format("1.02e-3", 5) == "0.00102");
alert(format("1.023423", 5) == "1.02342");
alert(format("1.023", 5) == "1.023");
alert(format("231.023", 1) == "231.0");
alert(format("231.023", 0) == "231");
*/

/*
// passed round 5
alert(format("1.023e+10", 2, true) == "10230000000");
alert(format("1.0123456789e+5", 2, true) == "101234.57");
alert(format("1.012345e+5", 2, true) == "101234.5");
alert(format("1.02342e-10", 2, true) == "0");
alert(format("1.02342e-3", 5, true) == "0.00102");
alert(format("1.02e-3", 5, true) == "0.00102");
alert(format("1.023423", 5, true) == "1.02342");
alert(format("1.023", 5, true) == "1.023");
alert(format("231.023", 1, true) == "231.0");
alert(format("231.023", 0, true) == "231");
*/

/*
// passed round 5
alert(format("1.023e+10", 2, true) == "10230000000");
alert(format("1.0123456789e+5", 2, true) == "101234.57");
alert(format("1.012345e+5", 2, true) == "101234.5");
alert(format("+1.02342e-10", 2, true) == "0");
alert(format("1.02542e-3", 5, true) == "0.00103");
alert(format("1.026e-3", 5, true) == "0.00103");
alert(format("1.023426", 5, true) == "1.02343");
alert(format("1.0235", 5, true) == "1.0235");
alert(format("231.053", 1, true) == "231.1");
alert(format("231.823", 0, true) == "232");
*/

/*
alert(plusOne("9") == "10");
alert(plusOne("99") == "100");
alert(plusOne("999") == "1000");
alert(plusOne("0.9") == "1.0");
alert(plusOne("-9") == "-10");
alert(plusOne("-99") == "-100");
alert(plusOne("-999") == "-1000");
*/