Compilare: user.cpp: In function ‘int main()’: user.cpp:33:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(c1[p-1]=='x') ^ user.cpp:53:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(c1[p-1]=='x') ^ user.cpp:75:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(p<strlen(c1)) ^ user.cpp:90:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(c1[p-1]=='x') ^ user.cpp:110:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(c1[p-1]=='x') ^ user.cpp:64:18: warning: array subscript is below array bounds [-Warray-bounds] if(c1[p-1]=='x') ^