Compilare: main.cpp: In function 'long long int rezolva(long long int, long long int)': main.cpp:18:38: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] if (a%P < 0 || b%P < 0 || a&P<b%P) ~^~~~ main.cpp:18:9: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if (a%P < 0 || b%P < 0 || a&P<b%P) ^~ main.cpp:21:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' p *= x[a%P]%P*y[a%P- b%P]%P*y[b%P]%P; ^ main.cpp: In function 'int main()': main.cpp:30:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("jap2.in" , "r" , stdin) ; ^ main.cpp:31:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("jap2.out" , "w" , stdout) ; ^ main.cpp:32:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld" , &P , &Q) ; ^ main.cpp:45:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld" , &a , &b); ^