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Froilan Miranda 6 anos atrás
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      Week 1.md

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+## Week 1
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+### Problem 1
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+Problem: Given an array arr[] of n elements, write a function to search a given element x in arr[].
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+
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+```
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+Input : arr[] = {10, 20, 80, 30, 60, 50, 
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+                     110, 100, 130, 170}
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+          x = 110;
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+Output : 6
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+Element x is present at index 6
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+
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+Input : arr[] = {10, 20, 80, 30, 60, 50, 
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+                     110, 100, 130, 170}
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+           x = 175;
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+Output : -1
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+Element x is not present in arr[].
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+```
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+Hint: linear search
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+
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+### Problem 2
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+Problem: Write a Java program to arrange the elements of an given array of integers where all negative integers appear before all the positive integers.
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+
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+Input:
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+`{ 2, 5, -55, 8, -72, -1, 53 }`
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+
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+Output:
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+`{ -55, -72, -1, 2, 5, 8, 53 }`