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View Compilation Error

0_0_39520222_24355.cpp: In function 'long long int getsum_mu(long long int)':
0_0_39520222_24355.cpp:39:36: error: 'a' was not declared in this scope
   39 |     for (int l = 2, r; l <= min(n, a); l = r + 1) {
      |                                    ^
0_0_39520222_24355.cpp: In function 'long long int getsum_f(long long int)':
0_0_39520222_24355.cpp:51:36: error: 'a' was not declared in this scope
   51 |     for (int l = 2, r; l <= min(n, a); l = r + 1) {
      |                                    ^


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