Compilare: user.cpp: In function ‘int main()’: user.cpp:24:18: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin>>a[i]+1; ^ user.cpp:45:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<=strlen(c)-1;i++){ ^ user.cpp:69:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int p=i+1;p<=strlen(c)-1;p++){ ^ user.cpp:80:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int p=1;p<=strlen(c)-1;p++){ ^ user.cpp:81:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<=strlen(c)-p-1;i++){ ^ user.cpp:100:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i!=0 || i+p!=strlen(c)-1){ ^ user.cpp:16:14: warning: unused variable ‘k’ [-Wunused-variable] {int n,m,i,j,k,p,s; ^ user.cpp:96:32: warning: ‘s’ may be used uninitialized in this function [-Wmaybe-uninitialized] s++; ^