Compilare: main.cpp: In function 'int main()': main.cpp:41:27: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 41 | for (int j = 0; j < strlen(c); j++) | ~~^~~~~~~~~~~ main.cpp: In function 'int original(int)': main.cpp:13:17: warning: array subscript 27 is above array bounds of 'int [27]' [-Warray-bounds] 13 | if (fr[k][27] == -1) return 0; | ~~~~~~~~^ main.cpp:10:8: note: while referencing 'fr' 10 | int n, fr[36002][27], k; | ^~ main.cpp:27:21: warning: array subscript 27 is above array bounds of 'int [27]' [-Warray-bounds] 27 | fr[k][27] = -1; | ~~~~~~~~^ main.cpp:10:8: note: while referencing 'fr' 10 | int n, fr[36002][27], k; | ^~ main.cpp:28:21: warning: array subscript 27 is above array bounds of 'int [27]' [-Warray-bounds] 28 | fr[i][27] = -1; | ~~~~~~~~^ main.cpp:10:8: note: while referencing 'fr' 10 | int n, fr[36002][27], k; | ^~