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/***/ "./src/ABC157/C.js":
/*!*************************!*\
  !*** ./src/ABC157/C.js ***!
  \*************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

eval("function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }\n\nfunction _nonIterableRest() { throw new TypeError(\"Invalid attempt to destructure non-iterable instance\"); }\n\nfunction _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === \"[object Arguments]\")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i[\"return\"] != null) _i[\"return\"](); } finally { if (_d) throw _e; } } return _arr; }\n\nfunction _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }\n\nvar fs = __webpack_require__(/*! fs */ \"fs\");\n\nvar INCORRECT = -1;\n\nvar main = function main(input) {\n  var lines = input.split('\\n');\n\n  var _lines$shift$split$ma = lines.shift().split(' ').map(function (i) {\n    return i - 0;\n  }),\n      _lines$shift$split$ma2 = _slicedToArray(_lines$shift$split$ma, 2),\n      N = _lines$shift$split$ma2[0],\n      M = _lines$shift$split$ma2[1];\n\n  var p = [];\n\n  for (var i = 0; i < N; i++) {\n    p.push(0);\n  }\n\n  for (var _i2 = 0; _i2 < M; _i2++) {\n    var _lines$shift$split$ma3 = lines.shift().split(' ').map(function (i) {\n      return i - 0;\n    }),\n        _lines$shift$split$ma4 = _slicedToArray(_lines$shift$split$ma3, 2),\n        s = _lines$shift$split$ma4[0],\n        c = _lines$shift$split$ma4[1];\n\n    var column = s - 1;\n\n    if (p[column] === 0 || p[column] > c) {\n      p[column] = c;\n    }\n  }\n\n  if (p.length === 1) {\n    if (p[0] === 0) {\n      console.log(0);\n      return;\n    }\n  }\n\n  if (p.length === 2) {\n    if (p[0] === 0) {\n      console.log(INCORRECT);\n      return;\n    }\n  }\n\n  if (p.length === 3) {\n    if (p[0] === 0 && p[1] === 0) {\n      console.log(INCORRECT);\n      return;\n    }\n  }\n\n  console.log(p.join(''));\n};\n\nmain(fs.readFileSync('/dev/stdin', 'utf8'));\n\n//# sourceURL=webpack:///./src/ABC157/C.js?");

/***/ }),

/***/ "fs":
/*!*********************!*\
  !*** external "fs" ***!
  \*********************/
/*! no static exports found */
/***/ (function(module, exports) {

eval("module.exports = require(\"fs\");\n\n//# sourceURL=webpack:///external_%22fs%22?");

/***/ })

/******/ });