Borderou de evaluare (job #769445)

Compilare: main.cpp: In function 'int main()': main.cpp:12:20: warning: converting to non-pointer type 'char' from NULL [-Wconversion-null] 12 | s[strlen(s)-2]=NULL; | ^~~~ main.cpp:13:18: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'unsigned int'} [-Wsign-compare] 13 | for(int i=0;i<strlen(s);i++) | ~^~~~~~~~~~ main.cpp:22:13: warning: 'i' may be used uninitialized [-Wmaybe-uninitialized] 22 | for(int i=r;i<10&&k;i++) | ^