Compilare: main.cpp: In function 'int i32()': main.cpp:191:32: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,LEN,f); ^ main.cpp:199:32: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,LEN,f); ^ main.cpp: In function 'void solve(int, int, int*, int*, char*)': main.cpp:169:9: warning: assuming signed overflow does not occur when assuming that (X - c) > X is always false [-Wstrict-overflow] if(min(X[i],Y[i]) + 1 <= max(X[i],Y[i]) - 1){ ^~