function solve(arr) {

    Array.prototype.clean = function (deleteValue) {
        for (var i = 0; i < this.length; i++) {
            if (this[i] == deleteValue) {
                this.splice(i, 1);
                i--;
            }
        }
        return this;
    };

    var silver = 0;
    var gold = 0;
    var diamonds = 0;

    for (var i = 0; i < arr.length; i++) {
        var line = arr[i].split(" ").clean("");
        if (line.length === 5) {
            if (line[3].indexOf("silver") > -1) {
                silver += parseInt(line[4]);
            }
            if (line[3].indexOf("gold") > -1) {
                gold += parseInt(line[4]);
            }
            if (line[3].indexOf("diamonds") > -1) {
                diamonds += parseInt(line[4]);

            }
            if (line.length === 4 && line[1] === '-') {
                if (line[2].indexOf("silver") > -1) {
                    silver += parseInt(line[3]);
                }
                if (line[2].indexOf("gold") > -1) {
                    gold += parseInt(line[3]);
                }
                if (line[2].indexOf("diamonds") > -1) {
                    diamonds += parseInt(line[3]);
                }
            }
        }

    }//
    console.log("*Silver: " + silver);
    console.log("*Gold: " + gold);
    console.log("*Diamonds: " + diamonds);

}

//solve(["mine bobovdol - gold: 10",
//    "mine - diamonds: 5",
//    "mine colas - wood: 10",
//    "mine myMine - silver:  14",
//    "mine silver:14 - silver: 14"
//]);