Compilare: main.cpp: In function 'int init()': main.cpp:27:16: warning: no return statement in function returning non-void [-Wreturn-type] aux[poz][i]=0;}} ^ main.cpp: In function 'int update()': main.cpp:32:40: 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 getch()': main.cpp:35:33: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(ch+1,1,buffsz,stdin),poz=1; ^ main.cpp: In function 'int main()': main.cpp:49:31: 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:50:33: 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:52:27: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(ch+1,1,buffsz,stdin); ^