Compilare: main.c:2:1: warning: return type defaults to 'int' [-Wimplicit-int] 2 | main() | ^~~~ main.c: In function 'main': main.c:5:41: warning: unused variable 'min' [-Wunused-variable] 5 | long long aux, sp, valid, ind, fin, min, dd = 256000001; | ^~~ main.c:5:15: warning: unused variable 'aux' [-Wunused-variable] 5 | long long aux, sp, valid, ind, fin, min, dd = 256000001; | ^~~ main.c:4:36: warning: unused variable 'm' [-Wunused-variable] 4 | long long n, k, i, j, max = 0, m, x, s = 0, t; | ^ main.c:4:24: warning: unused variable 'j' [-Wunused-variable] 4 | long long n, k, i, j, max = 0, m, x, s = 0, t; | ^