foo.c:3:1: warning: missing braces around initializer [-Wmissing-braces]
 int c[200003][5]={0},a[100003][5]={0},b[100003][5]={0};
 ^
foo.c:3:1: warning: (near initialization for 'c[0]') [-Wmissing-braces]
foo.c:3:1: warning: missing braces around initializer [-Wmissing-braces]
foo.c:3:1: warning: (near initialization for 'a[0]') [-Wmissing-braces]
foo.c:3:1: warning: missing braces around initializer [-Wmissing-braces]
foo.c:3:1: warning: (near initialization for 'b[0]') [-Wmissing-braces]
foo.c: In function 'main':
foo.c:99:1: error: expected declaration or statement at end of input
 }
 ^
foo.c:99:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^