Cody

# Problem 44788. Find the right number make the equation

Solution 1682426

Submitted on 28 Nov 2018 by Tim
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### Test Suite

Test Status Code Input and Output
1   Pass
fid = fopen('exact_sqrt.p','wb'); fwrite(fid,sscanf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x')); fclose(fid);

2   Pass
for n = 1 : 3 [a, b] = find_right_number_for_F(n); assert(ischar(a)); assert(ischar(b)); a = java.math.BigInteger(a); b = java.math.BigInteger(b); c = a.add(b.multiply(java.math.BigInteger(int2str(n)))); [~, r] = exact_sqrt(char(c)); assert(isequal(r,'0')); d = a.pow(2).add(b.pow(2)); [e,r1] = exact_sqrt(char(d)); assert(isequal(r1,'0')); [~,r2] = exact_sqrt(char(e)); assert(isequal(r2,'0')); end