Compilare: main.cpp: In function 'char solve1(long long int)': main.cpp:31:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare] 31 | while (pos > lgs[i]) | ~~~~^~~~~~~~ main.cpp: In function 'long long int solve2(char, long long int)': main.cpp:68:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare] 68 | while (pos > lgs[i]) | ~~~~^~~~~~~~ main.cpp:95:18: warning: array subscript has type 'char' [-Wchar-subscripts] 95 | ans+=sp[norm[x]][pos]; | ^ main.cpp: In function 'int main()': main.cpp:119:23: warning: array subscript has type 'char' [-Wchar-subscripts] 119 | sp[norm[s[i-1]]][i]++; | ^