piscina.cpp: In function `void read()': piscina.cpp:22: warning: int format, different type arg (arg 3) piscina.cpp:22: warning: int format, different type arg (arg 4) piscina.cpp:22: warning: int format, different type arg (arg 5) piscina.cpp:23: warning: comparison between signed and unsigned integer expressions piscina.cpp:24: warning: int format, different type arg (arg 3) piscina.cpp:24: warning: int format, different type arg (arg 4) piscina.cpp: In function `void solve(long long unsigned int, long long unsigned int, long long unsigned int, long long unsigned int)': piscina.cpp:34: warning: comparison between signed and unsigned integer expressions