Compilare: user.cpp: In function ‘int main()’: user.cpp:116:41: warning: operation on ‘M’ may be undefined [-Wsequence-point] timp[++M] = timp[M-1] + when; ^ user.cpp: In function ‘void Read(int&)’: user.cpp:56:47: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(++poz==DIM) fread(buff,1,DIM,fin),poz=0; ^ user.cpp:60:51: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(++poz==DIM) fread(buff,1,DIM,fin),poz=0; ^ user.cpp: In function ‘int main()’: user.cpp:75:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&N); ^ user.cpp:76:51: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i = 1; i <= N; ++i) fscanf(fin,"%d",&v[i]); ^ user.cpp:128:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&Q); ^ user.cpp:73:15: warning: ‘f’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,j,k,f,nr,ok,Q,S,T,st,dr,mid,K,C,when,res,M=1; ^