Main.cc:40:1: error: stray ‘\302’ in program
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Main.cc:40:2: error: stray ‘\251’ in program
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Main.cc:40:4: error: stray ‘\344’ in program
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Main.cc:40:5: error: stray ‘\272’ in program
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Main.cc:40:6: error: stray ‘\254’ in program
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Main.cc:40:7: error: stray ‘\345’ in program
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Main.cc:40:8: error: stray ‘\270’ in program
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Main.cc:40:9: error: stray ‘\210’ in program
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Main.cc:40:10: error: stray ‘\346’ in program
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Main.cc:40:11: error: stray ‘\265’ in program
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Main.cc:40:12: error: stray ‘\267’ in program
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Main.cc:40:13: error: stray ‘\347’ in program
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Main.cc:40:14: error: stray ‘\240’ in program
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Main.cc:40:15: error: stray ‘\201’ in program
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Main.cc:40:22: error: stray ‘\344’ in program
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Main.cc:40:23: error: stray ‘\272’ in program
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Main.cc:40:24: error: stray ‘\254’ in program
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Main.cc:40:28: error: stray ‘\345’ in program
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Main.cc:40:29: error: stray ‘\244’ in program
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Main.cc:40:30: error: stray ‘\207’ in program
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Main.cc:40:39: error: stray ‘\345’ in program
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Main.cc:40:40: error: stray ‘\217’ in program
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Main.cc:40:41: error: stray ‘\267’ in program
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Main.cc:40:44: error: stray ‘\344’ in program
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Main.cc:40:45: error: stray ‘\270’ in program
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Main.cc:40:46: error: stray ‘\255’ in program
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Main.cc:40:47: error: stray ‘\346’ in program
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Main.cc:40:48: error: stray ‘\226’ in program
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Main.cc:40:49: error: stray ‘\207’ in program
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Main.cc:40:50: error: stray ‘\347’ in program
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Main.cc:40:51: error: stray ‘\256’ in program
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Main.cc:40:52: error: stray ‘\200’ in program
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Main.cc:40:53: error: stray ‘\344’ in program
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Main.cc:40:54: error: stray ‘\275’ in program
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Main.cc:40:55: error: stray ‘\223’ in program
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Main.cc:40:17: error: expected unqualified-id before numeric constant
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^~~~
Main.cc: In function ‘int main()’:
Main.cc:6:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld%lld%lld%lld", &a, &n, &m, &x);
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~