foo.c:2:1: warning: missing braces around initializer [-Wmissing-braces]
 int g[201][201]={0};
 ^
foo.c:2:1: warning: (near initialization for 'g[0]') [-Wmissing-braces]
foo.c:6:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
 int main{
         ^