Compilare: main.cpp: In function 'void solve()': main.cpp:19:20: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 19 | for (int i=1; i<n; ++i){ | ~^~ main.cpp:20:24: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 20 | for (int j=0; j<=maxFast; ++j){ | ~^~~~~~~~~ main.cpp:25:20: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 25 | for (int i=1; i<n; ++i){ | ~^~ main.cpp:28:24: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 28 | for (int j=0; j<=maxFast; ++j){ | ~^~~~~~~~~ main.cpp:30:19: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 30 | if (j >= fast) | ~~^~~~~~~ main.cpp:36:20: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 36 | for (int j=0; j<=maxFast; ++j){ | ~^~~~~~~~~