主程序
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main.cpp
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42
main.cpp
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#include <cstdio>
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// 给你一个整数数组 nums,请你选择数组的两个不同下标 i 和 j,使 (nums[i]-1)*(nums[j]-1) 取得最大值。
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// 请你计算并返回该式的最大值。
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int maxProduct(int nums[], int numsSize) {
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int MaxNumber = 0;
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for (int i = 0; i < numsSize; ++i) {
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for (int j = 0; j < numsSize; ++j) {
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if (i == j) continue;
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if ((nums[i] - 1) * (nums[j] - 1) > MaxNumber) {
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MaxNumber = (nums[i] - 1) * (nums[j] - 1);
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}
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}
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}
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return MaxNumber;
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}
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int main() {
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while (true) {
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int numsSize;
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printf("[INFO] 请输入数组大小: ");
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scanf("%d", &numsSize);
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if (numsSize == -1) break;
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if (numsSize <= 1) {
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printf("[WARNING] 无法完成计算,最少需要2位数\n\n");
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continue;
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}
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getchar();
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printf("[INFO] 请输入数组内容(中间使用逗号隔开): ");
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int nums[numsSize];
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for (int i = 0; i < numsSize - 1; ++i) {
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scanf("%d,", &nums[i]);
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}
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scanf("%d", &nums[numsSize - 1]);
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getchar();
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// upload data to maxProduct function
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printf("[OUTPUT] 输出结果: %d\n", maxProduct(nums, numsSize));
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printf("\n");
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}
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printf("[SYSTEM] 已退出\n");
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return 0;
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}
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