Borderou de evaluare (job #266361)

Compilare: user.cpp: In function ‘void push(int, Edge)’: user.cpp:51:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void relabel(int)’: user.cpp:79:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void discharge(int)’: user.cpp:94:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void pushRelabel(int, int)’: user.cpp:116:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void dfs(int)’: user.cpp:137:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void write()’: user.cpp:152:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘void read()’: user.cpp:24:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:28:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘void discharge(int)’: user.cpp:102:22: warning: ‘su’ may be used uninitialized in this function [-Wuninitialized]