online compiler and debugger for c/c++

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Source Code    Language
#include <stdio.h> #include <assert.h> fn_1(){printf("%o",~9);} fn_2(){printf("%u",-1);} fn_3(){printf("%o",.2);} int main(){ fn_1(); putchar('\n'); fn_2(); putchar('\n'); fn_3(); putchar('\n'); }

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