Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
137753 刘益梵 打印菱形 C++ Compile Error 0 MS 0 KB 439 2025-11-22 16:26:41

Tests(0/0):

Code:

#include<iostream> using namespace std; int main() { int n; scanf("%d",&n) ; for (int i = 1; i <= n; i++) { for (int j = 1; j <= n - i; j++) { cout << " "; } for (int j = 1; j <= i * 2 - 1; j++) { printf("*"); } printf("\n") ; } for(int i=1;i<n;i++){ for(int j=1;j<=i;j++){ printf(" "); } for(int j=12;j<={n-i}*2-1;j++){ printf("*"); } printf("\n"); } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:19:19: error: expected primary-expression before '{' token
   for(int j=12;j<={n-i}*2-1;j++){
                   ^
Main.cc:19:19: error: expected ';' before '{' token
Main.cc:19:19: error: expected primary-expression before '{' token
Main.cc:19:19: error: expected ')' before '{' token
Main.cc:19:23: error: expected ';' before '}' token
   for(int j=12;j<={n-i}*2-1;j++){
                       ^
Main.cc:19:21: warning: statement has no effect [-Wunused-value]
   for(int j=12;j<={n-i}*2-1;j++){
                     ^
Main.cc:19:25: error: invalid type argument of unary '*' (have 'int')
   for(int j=12;j<={n-i}*2-1;j++){
                         ^
Main.cc:19:29: error: 'j' was not declared in this scope
   for(int j=12;j<={n-i}*2-1;j++){
                             ^
Main.cc:5:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n) ; 
                 ^