{"trustable":false,"prependHtml":"\u003cstyle type\u003d\u0027text/css\u0027\u003e\n .input, .output {\n border: 1px solid #888888;\n }\n .output {\n margin-bottom: 1em;\n position: relative;\n top: -1px;\n }\n .output pre, .input pre {\n background-color: #EFEFEF;\n line-height: 1.25em;\n margin: 0;\n padding: 0.25em;\n }\n \u003c/style\u003e\n \u003clink rel\u003d\"stylesheet\" href\u003d\"//codeforces.org/s/96598/css/problem-statement.css\" type\u003d\"text/css\" /\u003e\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript type\u003d\"text/javascript\" async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS_HTML-full\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"HTML","content":"\u003cp\u003eSenhor Santana é um homem muito estranho. Ele tem dois dígitos favoritos \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ea\u003c/i\u003e\u003c/span\u003e e \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eb\u003c/i\u003e\u003c/span\u003e. Santana chama um número inteiro positivo de \u003cspan class\u003d\"tex-font-style-it\"\u003ebom\u003c/span\u003e, se a representação decimal deste número inteiro contém apenas os dígitos \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ea\u003c/i\u003e\u003c/span\u003e e \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eb\u003c/i\u003e\u003c/span\u003e. Santana chama um número bom de \u003cspan class\u003d\"tex-font-style-it\"\u003eexcelente\u003c/span\u003e, se a soma de seus dígitos é um número bom.\u003c/p\u003e\u003cp\u003ePor exemplo, digamos que os dígitos favoritos de Santana são \u003cspan class\u003d\"tex-span\"\u003e1\u003c/span\u003e e \u003cspan class\u003d\"tex-span\"\u003e3\u003c/span\u003e, então o número \u003cspan class\u003d\"tex-span\"\u003e12\u003c/span\u003e não é bom e os números \u003cspan class\u003d\"tex-span\"\u003e13\u003c/span\u003e ou \u003cspan class\u003d\"tex-span\"\u003e311\u003c/span\u003e são. Além disso, o número \u003cspan class\u003d\"tex-span\"\u003e111\u003c/span\u003e é excelente e o número \u003cspan class\u003d\"tex-span\"\u003e11\u003c/span\u003e não é. \u003c/p\u003e\u003cp\u003eAgora Senhor Santana está se perguntando quantos números excelentes de comprimento exatamente \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e existem. Como este número pode ser bastante grande, ele pede para você contar o resto após dividi-lo por \u003cspan class\u003d\"tex-span\"\u003e1000000007\u003c/span\u003e \u003cspan class\u003d\"tex-span\"\u003e(10\u003csup class\u003d\"upper-index\"\u003e9\u003c/sup\u003e + 7)\u003c/span\u003e.\u003c/p\u003e\u003cp\u003eO comprimento de um número é o número de dígitos em sua representação decimal, sem contar os zeros à esquerda.\u003c/p\u003e"}},{"title":"Entrada","value":{"format":"HTML","content":"\u003cp\u003eA primeira linha contém três números inteiros: \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ea\u003c/i\u003e\u003c/span\u003e, \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eb\u003c/i\u003e\u003c/span\u003e, \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e \u003cspan class\u003d\"tex-span\"\u003e(1 ≤ \u003ci\u003ea\u003c/i\u003e \u0026lt; \u003ci\u003eb\u003c/i\u003e ≤ 9, 1 ≤ \u003ci\u003en\u003c/i\u003e ≤ 10\u003csup class\u003d\"upper-index\"\u003e6\u003c/sup\u003e)\u003c/span\u003e.\u003c/p\u003e"}},{"title":"Saída","value":{"format":"HTML","content":"\u003cp\u003eImprima um único número inteiro — a resposta para o problema módulo \u003cspan class\u003d\"tex-span\"\u003e1000000007\u003c/span\u003e \u003cspan class\u003d\"tex-span\"\u003e(10\u003csup class\u003d\"upper-index\"\u003e9\u003c/sup\u003e + 7)\u003c/span\u003e.\u003c/p\u003e"}},{"title":"Exemplo 1","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e1 3 3\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e1\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e"}},{"title":"Exemplo 2","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e2 3 10\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e165\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e"}}]}