Compilare: user.cpp: In function ‘void dfs(int, int)’: user.cpp:20:22: warning: unused variable ‘i’ [-Wunused-variable] int poz=lst[x],y,i; ^ user.cpp: In function ‘void bfs(int)’: user.cpp:36:20: warning: unused variable ‘y’ [-Wunused-variable] int poz=lst[x],y,drum=1,i; ^ user.cpp: In function ‘int main()’: user.cpp:62:9: warning: unused variable ‘c’ [-Wunused-variable] int c,x,y,grn,i; ^ user.cpp:63:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d%d",&n,&m,&g); ^ user.cpp:66:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d%d",&x,&y,&grn); ^