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foo.cc: In function ‘int main()’:
foo.cc:7:20: warning: ‘a’ may be used uninitialized [-Wmaybe-uninitialized]
    7 |                 a=a+pow(2,i-1);
      |                   ~^~~~~~~~~~~
foo.cc:4:15: note: ‘a’ was declared here
    4 |         int n,a;
      |               ^

#	状态	耗时	内存占用
#1	Wrong Answer On line 1: Read 801844407, expect 31.	3ms	508.0 KiB
#2	Wrong Answer On line 1: Read -2119016997, expect 3.	2ms	512.0 KiB
#3	Wrong Answer On line 1: Read 1951643991, expect 255.	3ms	512.0 KiB
#4	Wrong Answer On line 1: Read 1604656655, expect 7.	2ms	512.0 KiB
#5	Wrong Answer On line 1: Read 368254553, expect 1.	2ms	512.0 KiB
#6	Wrong Answer On line 1: Read -2147483648, expect 134217727.	2ms	504.0 KiB
#7	Wrong Answer On line 1: Read 1403690807, expect 1048575.	2ms	512.0 KiB
#8	Wrong Answer On line 1: Read 65095287, expect 32767.	2ms	512.0 KiB
#9	Wrong Answer On line 1: Read -769040665, expect 1073741823.	2ms	512.0 KiB
#10	Wrong Answer On line 1: Read 1917217191, expect 1023.	2ms	512.0 KiB

递交者: 202609zj02杨子悦 (2026zjb杨子悦) LV 4
类型: 递交
题目: P3182 棋盘上的奖赏 202609GESP1级T2
比赛: 2026.10.2中级班练习
语言: C++
递交时间: 2026-10-02 20:27:50
评测时间: 2026-10-14 04:33:36
评测机: undefined

分数: 0
总耗时: 28ms
峰值内存: 512.0 KiB

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Wrong Answer

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