0_0_33678440_441.cpp: In function 'int main()': 0_0_33678440_441.cpp:13:27: error: expected ')' before '{' token while(scanf("%d%d",&n,&m){ ^ 0_0_33678440_441.cpp:19:18: error: 'x' was not declared in this scope printf("%d", x[i]); ^