Compilare: main.cpp: In function 'void inmultire(long long int (*)[4], long long int (*)[4])': main.cpp:16:13: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 16 | for(int k=1; k<4; k++) | ^~~ main.cpp:18:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 18 | v[cnt]%=Mod; | ^ main.cpp: At global scope: main.cpp:42:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 42 | main() | ^~~~