1c5
{{" ", "%20"}, {"!", "%21"}, {"\"", "%22"}, {"#", "%23"}, {"$", "%24"}, {"%", "%25"}, {"&", "%26"}, {"'", "%27"}, {"(", "%28"}, {")", "%29"}, {"+", "%2B"}, {",", "%2C"}, {"/", "%2F"}, {":", "%3A"}, {";", "%3B"}, {"<", "%3C"}, {"=", "%3D"}, {">", "%3E"}, {"?", "%3F"}, {"@", "%40"}, {"[", "%5B"}, {"\\", "%5C"}, {"]", "%5D"}, {"^", "%5E"}, {"`", "%60"}, {"{", "%7B"}, {"|", "%7C"}, {"}", "%7D"}, {"~", "%7E"}, {"'", "%91"}, {"'", "%92"}, {" ", "+"}}
.

0