Main.cc: In function ‘int main()’: Main.cc:5:21: warning: left operand of comma operator has no effect [-Wunused-value] int a[11]=(32.7,78,86.2,43,65); ^~ Main.cc:5:24: warning: right operand of comma operator has no effect [-Wunused-value] int a[11]=(32.7,78,86.2,43,65); ^~~~ Main.cc:5:29: warning: right operand of comma operator has no effect [-Wunused-value] int a[11]=(32.7,78,86.2,43,65); ^~ Main.cc:5:32: warning: right operand of comma operator has no effect [-Wunused-value] int a[11]=(32.7,78,86.2,43,65); ^~ Main.cc:5:31: error: array must be initialized with a brace-enclosed initializer int a[11]=(32.7,78,86.2,43,65); ~~~~~~~~~~~~~~~~^~~~ Main.cc:5:9: warning: unused variable ‘a’ [-Wunused-variable] int a[11]=(32.7,78,86.2,43,65); ^