Compilare: main.cpp: In function 'void Rotire_90()': main.cpp:29:9: warning: unused variable 'temp' [-Wunused-variable] int temp,i,j; ^~~~ main.cpp: In function 'int main()': main.cpp:67:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&p); ^ main.cpp:68:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d",&n,&m); ^ main.cpp:71:49: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d %d %d",&xs,&ys,&xf,&yf); ^