Compilare: main.cpp: In function 'int comb(long long int, long long int)': main.cpp:45:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(putp(a)>putp(b)+putp(a-b)) ^~ main.cpp:47:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return (fact(a)*inv[(fact(b)*fact(a-b))%p])%p; ^~~~~~ main.cpp: In function 'int main()': main.cpp:63:33: 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:64:32: 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:66:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d\n", &p, &q); ^ main.cpp:69:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld\n", &a, &b); ^