Compilare: user.cpp: In function ‘int main()’: user.cpp:227:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int j = 0; j < Range[i].size(); j ++ ) ^ user.cpp:210:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "confuzie.in" , "r", stdin ); ^ user.cpp:211:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "confuzie.out", "w", stdout ); ^ user.cpp:213:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d", &NrNodes, &NrQuerys ); ^ user.cpp:215:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d", &node1, &node2 ); ^ user.cpp:234:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &K ); ^ user.cpp:238:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &X ); Y = !Range[WhatRange[X]][PosInRange[X]].cost ? 1 : 0; ^ user.cpp:246:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d", &X, &Y ); ^