process.stdin.resume();
process.stdin.setEncoding('ascii');

var input_stdin = "";
var input_stdin_array = "";
var input_currentline = 0;

process.stdin.on('data', function (data) {
    input_stdin += data;
});

process.stdin.on('end', function () {
    input_stdin_array = input_stdin.split("\n");
    main();    
});

function readLine() {
    return input_stdin_array[input_currentline++];
}

/////////////// ignore above this line ////////////////////

function main() {
    var n = parseInt(readLine());
    height = readLine().split(' ');
    height = height.map(Number);

    oHeight = height.sort(function(a,b){
        return b-a
    });
    
    for(var i in oHeight){
        if(oHeight[i] != oHeight[parseInt(i)+1]){
            console.log(parseInt(i)+1);
            break;
        }
    }
    
}