[solution] fix sort mutate list, not return result

lib/minMaxNumber.ts

@@ -1,51 +1,49 @@
-// export const min = (list: number[]): number => {
-//   const sortList = list.sort();
-//   let L = 0;
-//   let R = list.length - 1;
-//   let res = list[L];
+export const min = (list: number[]): number => {
+  list.sort();
+  let L = 0;
+  let R = list.length - 1;
+  let res = list[L];
 
-//   while (L <= R) {
-//     let currentMin = sortList[L] < sortList[R] ? sortList[L] : sortList[R];
-//     res = currentMin < res ? currentMin : res;
+  while (L <= R) {
+    res = Math.min(list[L], list[R], res);
 
-//     L++;
-//     R--;
-//   }
+    L++;
+    R--;
+  }
 
-//   return res;
-// };
+  return res;
+};
 
-// export const max = (list: number[]): number => {
-//   const sortList = list.sort();
-//   let L = 0;
-//   let R = list.length - 1;
-//   let res = list[L];
+export const max = (list: number[]): number => {
+  list.sort();
+  let L = 0;
+  let R = list.length - 1;
+  let res = list[L];
 
-//   while (L <= R) {
-//     let currentMax = sortList[L] > sortList[R] ? sortList[L] : sortList[R];
-//     res = currentMax > res ? currentMax : res;
+  while (L <= R) {
+    res = Math.max(list[L], list[R], res);
 
-//     L++;
-//     R--;
-//   }
+    L++;
+    R--;
+  }
 
-//   return res;
-// };
+  return res;
+};
 
 // const min = (list) => Math.min(...list);
 // const max = (list) => Math.max(...list);
 
-export const min = (list: number[]): number => {
-  return list.sort((leftvalue, rightvalue): number => {
-    return leftvalue - rightvalue;
-  })[0];
-};
+// export const min = (list: number[]): number => {
+//   return list.sort((leftvalue, rightvalue): number => {
+//     return leftvalue - rightvalue;
+//   })[0];
+// };
 
-export const max = (list: number[]): number => {
-  return list.sort((leftvalue, rightvalue): number => {
-    return leftvalue - rightvalue;
-  })[list.length - 1];
-};
+// export const max = (list: number[]): number => {
+//   return list.sort((leftvalue, rightvalue): number => {
+//     return leftvalue - rightvalue;
+//   })[list.length - 1];
+// };
 
 console.log(min([-52, 56, 30, 29, -54, 0, -110]), -110);
 console.log(min([42, 54, 65, 87, 0]), 0);