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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.   /** что ищем **/
  5.   unsigned char *C = "c";
  6.   /** в какой позиции ищем **/
  7.   unsigned int Pos = 2;
  8.   /** где ищем **/
  9.   unsigned char *Str = "schas!";
  10.   unsigned char *P = strstr(Str,C);
  11.   if (P && P-Str==Pos-1) {
  12.    	 printf("Найдено, позиция %d от нуля!\n",P-Str);
  13.    	 return 0;
  14.    }
  15.   printf("Не найдено!\n"); 
  16.   return -1;
  17. }
  18.  
Success #stdin #stdout 0s 9424KB
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Standard input is empty
stdout
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Найдено, позиция 1 от нуля!
https://ideone.com/8hhfRg
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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