Compilare: main.cpp: In function 'int init()': main.cpp:24:16: warning: no return statement in function returning non-void [-Wreturn-type] aux[poz][i]=0;}} ^ main.cpp: In function 'int update()': main.cpp:29:40: warning: no return statement in function returning non-void [-Wreturn-type] final[i][j]=min(final[i][j],aux[i][j]);} ^ main.cpp: In function 'int main()': main.cpp:31:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("ajutor.in","r",stdin); ^ main.cpp:32:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("ajutor.out","w",stdout); ^ main.cpp:34:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ main.cpp:36:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&v[i].x,&v[i].y); ^ main.cpp:105:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&x,&y); ^