Compilare: main.cpp: In function 'int main()': main.cpp:61:33: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'bool*' [-Wformat=] scanf("%1d",&a[i][j]); ^ main.cpp:72:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v.size();++i) ~^~~~~~~~~ main.cpp:55:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sarpe.in","r",stdin); ^ main.cpp:56:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sarpe.out","w",stdout); ^ main.cpp:58:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ main.cpp:61:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%1d",&a[i][j]); ^