Compilare: main.c:7:11: warning: conflicting types for built-in function 'pow' long long pow( long long n, long long p ) { ^~~ main.c: In function 'main': main.c:29:13: warning: unused variable 'i' [-Wunused-variable] int t, q, i; ^ main.c:33:3: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &t ); ^~~~~~~~~~~~~~~~~~~~~~~ main.c:35:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%lld%lld", &n, &k ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~