Compilare: main.cpp: In function 'int main()': main.cpp:23:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<strlen(z);i++) ~^~~~~~~~~~ main.cpp:24:15: warning: array subscript has type 'char' [-Wchar-subscripts] v[z[i]]=i; ^ main.cpp:31:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<strlen(s);j++){ ~^~~~~~~~~~ main.cpp:32:26: warning: array subscript has type 'char' [-Wchar-subscripts] x=x*13+v[s[j]]; ^ main.cpp:17:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zimeria.in","r",stdin); ^ main.cpp:18:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zimeria.out","w",stdout); ^ main.cpp:20:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&cer,&n); ^ main.cpp:21:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s",z); ^ main.cpp:28:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s",s); ^