0_0_17581475_31563.cpp: In function 'int main()': 0_0_17581475_31563.cpp:15:33: error: expected primary-expression before ',' token while(scanf("%d %d %d",&a,&b,&,&c)!=EOF); ^ 0_0_17581475_31563.cpp:62:1: error: expected '}' at end of input } ^