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1844-replace-all-digits-with-characters/1844-replace-all-digits-with-characters.c

@@ -0,0 +1,7 @@
+char * replaceDigits(char * s){
+    int len = strlen(s);
+    for (int i = 1; i < len; i += 2) {
+        s[i] = s[i - 1] + (s[i] - '0');
+    }
+    return s;
+}