Compilare: main.cpp: In function 'int fill(int, int, int, int, int)': main.cpp:39:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:80:13: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if( x!=y ) ^ main.cpp:43:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen( "ferma3.in", "r", stdin ); ^ main.cpp:44:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen( "ferma3.out", "w", stdout ); ^ main.cpp:46:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf( "%d%d%d\n", &q, &n, &m ); ^ main.cpp:59:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf( "\n" ); ^