@@ -76,45 +76,60 @@ private int sumArray(String json) {
7676 }
7777
7878 private int sumObject (String json ) {
79- // Check if object contains "red" as a value
80- Pattern redPattern = Pattern .compile (":\\ s*\" red\" " );
81- Matcher redMatcher = redPattern .matcher (json );
82- if (redMatcher .find ()) {
83- return 0 ;
84- }
85- 8679 int sum = 0 ;
8780 int depth = 0 ;
8881 int start = 1 ;
8982 boolean inString = false ;
83+ boolean hasRed = false ;
84+ StringBuilder currentValue = new StringBuilder ();
9085
9186 for (int i = 1 ; i < json .length () - 1 ; i ++) {
9287 char c = json .charAt (i );
88+ 9389 if (c == '"' ) {
90+ if (!inString && depth == 0 ) {
91+ currentValue .setLength (0 );
92+ }
9493 inString = !inString ;
94+ continue ;
95+ }
96+ 97+ if (inString ) {
98+ currentValue .append (c );
99+ continue ;
95100 }
96- if (inString ) continue ;
97101
98102 if (c == '[' || c == '{' ) {
99103 depth ++;
100104 } else if (c == ']' || c == '}' ) {
101105 depth --;
106+ } else if (c == ':' && depth == 0 ) {
107+ String value = currentValue .toString ();
108+ currentValue .setLength (0 );
109+ start = i + 1 ;
102110 } else if (c == ',' && depth == 0 ) {
103- String part = json .substring (start , i ).trim ();
104- int colonIndex = part .indexOf (':' );
105- if (colonIndex != -1 ) {
106- sum += sumJson (part .substring (colonIndex + 1 ).trim ());
111+ String value = json .substring (start , i ).trim ();
112+ if (value .equals ("\" red\" " )) {
113+ return 0 ;
114+ }
115+ if (!value .isEmpty ()) {
116+ sum += sumJson (value );
107117 }
108118 start = i + 1 ;
109119 }
110120 }
121+ 122+ // Process the last value
111123 if (start < json .length () - 1 ) {
112- String part = json .substring (start , json .length () - 1 ).trim ();
113- int colonIndex = part .indexOf (':' );
114- if (colonIndex != -1 ) {
115- sum += sumJson (part .substring (colonIndex + 1 ).trim ());
124+ String value = json .substring (start , json .length () - 1 ).trim ();
125+ if (value .equals ("\" red\" " )) {
126+ return 0 ;
127+ }
128+ if (!value .isEmpty ()) {
129+ sum += sumJson (value );
116130 }
117131 }
132+ 118133 return sum ;
119134 }
120135}
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