one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one one oneoneoneoneoneoneaolaol
twotwotwotwotwo two two two two two two two two two two two twotwotwo two two two two two two two two two two two two two two
1234^2345は7250ケタの数ですがこのなかに3がいくつ含まれているかは unixのコマンドをつかつてどう求めればいいでしょうか。