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Complexity Exercises Without Loops 1. Work out the c inta-10; ifa20) l complexity of the following piece of code: a=a+10; else a= a-10; Svstem.out.printlnf"a" + a); lassume this line is on O(1) (constant time) With Loops 2. Work out the c l complexity of the following piece of code for( intj=0;jsnj-2) ...constant number of operations 3. Work out the c l complexity of the following piece of code for( intj = 1;jsn; j *= 2 ) { for( in,k = 0; k 0; j /= 2 ) { for ( k = j; k