Compilare: main.cpp: In function 'int main()': main.cpp:15:20: warning: left operand of comma operator has no effect [-Wunused-value] 15 | for(d=2;d*d<x,nrdiv<k;d++) | ~~~^~ main.cpp:36:24: warning: left operand of comma operator has no effect [-Wunused-value] 36 | for(d=2;d*d<x,nrdiv<k;d++) | ~~~^~