Compilare: user.cpp: In function ‘bool setValue(int, int, int, int, int, std::vector<std::pair<int, int> >&)’: user.cpp:42:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<temp0.size();j++) ^ user.cpp:44:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<temp1.size();j++) ^ user.cpp: In function ‘int main()’: user.cpp:74:13: warning: unused variable ‘digit’ [-Wunused-variable] int i,j,digit,answer=0,l,c,moves; ^ user.cpp:74:19: warning: unused variable ‘answer’ [-Wunused-variable] int i,j,digit,answer=0,l,c,moves; ^ user.cpp:72:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("tower8.in","r",stdin); ^ user.cpp:73:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("tower8.out","w",stdout); ^ user.cpp:75:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&m,&moves); ^ user.cpp:77:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&l,&c); ^