Problem Introduction In the problem, your goal is to add parentheses to a given arithmetic expression to maximize its value. Problem Description Task.Find the maximum value of an arithmetic expression by specifying the order of applying its arithmeti…
leetcode 逆波兰式求解 Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are+,-,*,/. Each operand may be an integer or another expression. Some examples: ["2", "1", "+", "3", "…
Arithmetic Expression 时间限制:2000ms 单点时限:200ms 内存限制:256MB 描述 Given N arithmetic expressions, can you tell whose result is closest to 9? 输入 Line 1: N (1 <= N <= 50000).Line 2..N+1: Each line contains an expression in the format of "a op b"…
Description Given N arithmetic expressions, can you tell whose result is closest to 9? Input Line 1: N (1 <= N <= 50000).Line 2..N+1: Each line contains an expression in the format of "a op b" where a, b are integers (-10000 <= a, b <…
时间限制:2000ms 单点时限:200ms 内存限制:256MB 描述 Given N arithmetic expressions, can you tell whose result is closest to 9? 输入 Line 1: N (1 <= N <= 50000).Line 2..N+1: Each line contains an expression in the format of "a op b" where a, b are integers…
时间限制:2000ms 单点时限:200ms 内存限制:256MB 描写叙述 Given N arithmetic expressions, can you tell whose result is closest to 9? 输入 Line 1: N (1 <= N <= 50000). Line 2..N+1: Each line contains an expression in the format of "a op b" where a, b are intege…
Notes from The C Programming Language A decimal point in a constant indicates that it is floating point, however, so $5.0/9.0$ i not truncated because it is the ratio of two floating-point values. printf specification %3.0f says that a floating-point…
Evaluate the value of an arithmetic expression in Reverse Polish Notation. Valid operators are +, -, *, /. Each operand may be an integer or another expression. Some examples: ["2", "1", "+", "3", "*"] -&g…