Compilare: main.cpp: In function 'void relax(int, int, int)': main.cpp:43:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(!up[nod]) return; aint[nod] += up[nod]; ^~ main.cpp:43:24: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(!up[nod]) return; aint[nod] += up[nod]; ^~~~ main.cpp: In function 'int main()': main.cpp:126:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("kami.in","r",stdin); ^ main.cpp:127:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("kami.out","w", stdout); ^