Compilare: main.c: In function 'main': main.c:10:22: warning: operation on 'a' may be undefined [-Wsequence-point] 10 | while(b ^= a ^= b ^= a %= b); | ^~ main.c:10:17: warning: operation on 'b' may be undefined [-Wsequence-point] 10 | while(b ^= a ^= b ^= a %= b); | ^~