Bob/char_printer.bob

print("=== CHARACTER PRINTER PROGRAM ===");
print("Demonstrating string indexing by printing each character...");

// ========================================
// MAIN PROGRAM
// ========================================

var message = "Hello, Bob Language!";
print("\n📝 Original message: " + message);
print("📏 Message length: " + toString(len(message)));

print("\n🔤 CHARACTER BREAKDOWN:");
print("┌─────┬─────┬─────────────┬─────────────┐");
print("│ IDX │ CHR │ ASCII CODE  │ DESCRIPTION │");
print("├─────┼─────┼─────────────┼─────────────┤");

for (var i = 0; i < len(message); i = i + 1) {
    var char = message[i];
    var index = toString(i);
    var description = "";
    
    // Determine character description
    if (char == " ") {
        description = "Space";
    } else if (char == ",") {
        description = "Comma";
    } else if (char == "!") {
        description = "Exclamation";
    } else if (char == "H") {
        description = "Capital H";
    } else if (char == "e") {
        description = "Lowercase e";
    } else if (char == "l") {
        description = "Lowercase l";
    } else if (char == "o") {
        description = "Lowercase o";
    } else if (char == "B") {
        description = "Capital B";
    } else if (char == "b") {
        description = "Lowercase b";
    } else if (char == "L") {
        description = "Capital L";
    } else if (char == "a") {
        description = "Lowercase a";
    } else if (char == "n") {
        description = "Lowercase n";
    } else if (char == "g") {
        description = "Lowercase g";
    } else if (char == "u") {
        description = "Lowercase u";
    } else if (char == "r") {
        description = "Lowercase r";
    } else {
        description = "Other";
    }
    
    // Format the output line
    var line = "│ " + index;
    if (len(index) == 1) {
        line = line + "   ";
    } else {
        line = line + "  ";
    }
    
    line = line + "│ " + char + "   │ ";
    
    // Add ASCII code (simplified)
    var asciiCode = "";
    if (char == "H") asciiCode = "72";
    else if (char == "e") asciiCode = "101";
    else if (char == "l") asciiCode = "108";
    else if (char == "o") asciiCode = "111";
    else if (char == ",") asciiCode = "44";
    else if (char == " ") asciiCode = "32";
    else if (char == "B") asciiCode = "66";
    else if (char == "b") asciiCode = "98";
    else if (char == "L") asciiCode = "76";
    else if (char == "a") asciiCode = "97";
    else if (char == "n") asciiCode = "110";
    else if (char == "g") asciiCode = "103";
    else if (char == "u") asciiCode = "117";
    else if (char == "r") asciiCode = "114";
    else if (char == "!") asciiCode = "33";
    else asciiCode = "??";
    
    line = line + asciiCode;
    if (len(asciiCode) == 2) {
        line = line + "        │ ";
    } else {
        line = line + "       │ ";
    }
    
    line = line + description;
    
    // Pad description to fit
    while (len(line) < 45) {
        line = line + " ";
    }
    line = line + " │";
    
    print(line);
}

print("└─────┴─────┴─────────────┴─────────────┘");

// ========================================
// CHARACTER STATISTICS
// ========================================
print("\n📊 CHARACTER STATISTICS:");

var uppercaseCount = 0;
var lowercaseCount = 0;
var spaceCount = 0;
var punctuationCount = 0;

for (var i = 0; i < len(message); i = i + 1) {
    var char = message[i];
    
    if (char == "H" || char == "B" || char == "L") {
        uppercaseCount = uppercaseCount + 1;
    } else if (char == "e" || char == "l" || char == "o" || char == "b" || char == "a" || char == "n" || char == "g" || char == "u" || char == "r") {
        lowercaseCount = lowercaseCount + 1;
    } else if (char == " ") {
        spaceCount = spaceCount + 1;
    } else if (char == "," || char == "!") {
        punctuationCount = punctuationCount + 1;
    }
}

print("  Uppercase letters: " + toString(uppercaseCount));
print("  Lowercase letters: " + toString(lowercaseCount));
print("  Spaces: " + toString(spaceCount));
print("  Punctuation: " + toString(punctuationCount));

// ========================================
// REVERSE PRINTING
// ========================================
print("\n🔄 REVERSE CHARACTER PRINTING:");
var reverseMessage = "";
for (var i = len(message) - 1; i >= 0; i = i - 1) {
    var char = message[i];
    reverseMessage = reverseMessage + char;
    print("  Index " + toString(i) + ": " + char);
}
print("  Reversed message: " + reverseMessage);

// ========================================
// CHARACTER SEARCH
// ========================================
print("\n🔍 CHARACTER SEARCH:");
var searchChar = "o";
var positions = [];
for (var i = 0; i < len(message); i = i + 1) {
    if (message[i] == searchChar) {
        push(positions, i);
    }
}

print("  Character '" + searchChar + "' found at positions: ");
for (var i = 0; i < len(positions); i = i + 1) {
    print("    Index " + toString(positions[i]));
}

// ========================================
// SUMMARY
// ========================================
print("\n🎉 CHARACTER PRINTER COMPLETE!");
print("✅ Successfully printed each character");
print("✅ Analyzed character statistics");
print("✅ Demonstrated reverse printing");
print("✅ Performed character search");
print("✅ Showed string indexing capabilities");

print("\n🏆 STRING INDEXING IS WORKING PERFECTLY!");
print("Bob can now process text character by character!");
print("Ready for advanced text processing tasks!");

print("\n🎊 PROGRAM COMPLETE! 🎊");