Compilare: main.cpp: In function 'int main()': main.cpp:19:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(minim>strlen(a[i])) ~~~~~^~~~~~~~~~~~~ main.cpp:37:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<(nmax+j)&&j+nmax<strlen(a[poz])-1;j++) ~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:37:28: warning: 'nmax' may be used uninitialized in this function [-Wmaybe-uninitialized] for(int j=0;j<(nmax+j)&&j+nmax<strlen(a[poz])-1;j++) ~~~~~^~~