15 lines
309 B
Java
15 lines
309 B
Java
package series.C05S03_loops;
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import various_tests.Input;
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public class C05EX01b {
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public static void main(String[] args) {
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double a = Input.readDouble();
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if (a>=0) {
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System.out.println(Math.sqrt(a));
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} else {
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System.out.println("error");
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}
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}
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}
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